/*!
  * Bootstrap v4.0.0 (https://getbootstrap.com)
  * Copyright 2011-2018 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  */
(function (global, factory) {
  typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports, require('jquery'))
	: typeof define === 'function' && define.amd ? define(['exports', 'jquery'], factory)
	: (factory((global.bootstrap = {}), global.jQuery))
}(this, function (exports, $) {
  'use strict'

  $ = $ && $.hasOwnProperty('default') ? $['default'] : $

  function _defineProperties (target, props) {
    for (var i = 0; i < props.length; i++) {
      var descriptor = props[i]
      descriptor.enumerable = descriptor.enumerable || false
      descriptor.configurable = true
      if ('value' in descriptor) descriptor.writable = true
      Object.defineProperty(target, descriptor.key, descriptor)
    }
  }

  function _createClass (Constructor, protoProps, staticProps) {
    if (protoProps) _defineProperties(Constructor.prototype, protoProps)
    if (staticProps) _defineProperties(Constructor, staticProps)
    return Constructor
  }

  function _extends () {
    _extends = Object.assign || function (target) {
      for (var i = 1; i < arguments.length; i++) {
        var source = arguments[i]

        for (var key in source) {
          if (Object.prototype.hasOwnProperty.call(source, key)) {
            target[key] = source[key]
          }
        }
      }

      return target
    }

    return _extends.apply(this, arguments)
  }

  function _inheritsLoose (subClass, superClass) {
    subClass.prototype = Object.create(superClass.prototype)
    subClass.prototype.constructor = subClass
    subClass.__proto__ = superClass
  }

/**
 * --------------------------------------------------------------------------
 * Bootstrap (v4.0.0): util.js
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
 * --------------------------------------------------------------------------
 */

  var Util = (function ($$$1) {
  /**
   * ------------------------------------------------------------------------
   * Private TransitionEnd Helpers
   * ------------------------------------------------------------------------
   */
    var transition = false
    var MAX_UID = 1000000 // Shoutout AngusCroll (https://goo.gl/pxwQGp)

    function toType (obj) {
      return {}.toString.call(obj).match(/\s([a-zA-Z]+)/)[1].toLowerCase()
    }

    function getSpecialTransitionEndEvent () {
      return {
        bindType: transition.end,
        delegateType: transition.end,
        handle: function handle (event) {
          if ($$$1(event.target).is(this)) {
            return event.handleObj.handler.apply(this, arguments) // eslint-disable-line prefer-rest-params
          }

          return undefined // eslint-disable-line no-undefined
        }
      }
    }

    function transitionEndTest () {
      if (typeof window !== 'undefined' && window.QUnit) {
        return false
      }

      return {
        end: 'transitionend'
      }
    }

    function transitionEndEmulator (duration) {
      var _this = this

      var called = false
      $$$1(this).one(Util.TRANSITION_END, function () {
        called = true
      })
      setTimeout(function () {
        if (!called) {
          Util.triggerTransitionEnd(_this)
        }
      }, duration)
      return this
    }

    function setTransitionEndSupport () {
      transition = transitionEndTest()
      $$$1.fn.emulateTransitionEnd = transitionEndEmulator

      if (Util.supportsTransitionEnd()) {
        $$$1.event.special[Util.TRANSITION_END] = getSpecialTransitionEndEvent()
      }
    }

    function escapeId (selector) {
    // We escape IDs in case of special selectors (selector = '#myId:something')
    // $.escapeSelector does not exist in jQuery < 3
      selector = typeof $$$1.escapeSelector === 'function' ? $$$1.escapeSelector(selector).substr(1) : selector.replace(/(:|\.|\[|\]|,|=|@)/g, '\\$1')
      return selector
    }
  /**
   * --------------------------------------------------------------------------
   * Public Util Api
   * --------------------------------------------------------------------------
   */

    var Util = {
      TRANSITION_END: 'bsTransitionEnd',
      getUID: function getUID (prefix) {
        do {
        // eslint-disable-next-line no-bitwise
          prefix += ~~(Math.random() * MAX_UID) // "~~" acts like a faster Math.floor() here
        } while (document.getElementById(prefix))

        return prefix
      },
      getSelectorFromElement: function getSelectorFromElement (element) {
        var selector = element.getAttribute('data-target')

        if (!selector || selector === '#') {
          selector = element.getAttribute('href') || ''
        } // If it's an ID

        if (selector.charAt(0) === '#') {
          selector = escapeId(selector)
        }

        try {
          var $selector = $$$1(document).find(selector)
          return $selector.length > 0 ? selector : null
        } catch (err) {
          return null
        }
      },
      reflow: function reflow (element) {
        return element.offsetHeight
      },
      triggerTransitionEnd: function triggerTransitionEnd (element) {
        $$$1(element).trigger(transition.end)
      },
      supportsTransitionEnd: function supportsTransitionEnd () {
        return Boolean(transition)
      },
      isElement: function isElement (obj) {
        return (obj[0] || obj).nodeType
      },
      typeCheckConfig: function typeCheckConfig (componentName, config, configTypes) {
        for (var property in configTypes) {
          if (Object.prototype.hasOwnProperty.call(configTypes, property)) {
            var expectedTypes = configTypes[property]
            var value = config[property]
            var valueType = value && Util.isElement(value) ? 'element' : toType(value)

            if (!new RegExp(expectedTypes).test(valueType)) {
              throw new Error(componentName.toUpperCase() + ': ' + ('Option "' + property + '" provided type "' + valueType + '" ') + ('but expected type "' + expectedTypes + '".'))
            }
          }
        }
      }
    }
    setTransitionEndSupport()
    return Util
  }($))

/**
 * --------------------------------------------------------------------------
 * Bootstrap (v4.0.0): alert.js
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
 * --------------------------------------------------------------------------
 */

  var Alert = (function ($$$1) {
  /**
   * ------------------------------------------------------------------------
   * Constants
   * ------------------------------------------------------------------------
   */
    var NAME = 'alert'
    var VERSION = '4.0.0'
    var DATA_KEY = 'bs.alert'
    var EVENT_KEY = '.' + DATA_KEY
    var DATA_API_KEY = '.data-api'
    var JQUERY_NO_CONFLICT = $$$1.fn[NAME]
    var TRANSITION_DURATION = 150
    var Selector = {
      DISMISS: '[data-dismiss="alert"]'
    }
    var Event = {
      CLOSE: 'close' + EVENT_KEY,
      CLOSED: 'closed' + EVENT_KEY,
      CLICK_DATA_API: 'click' + EVENT_KEY + DATA_API_KEY
    }
    var ClassName = {
      ALERT: 'alert',
      FADE: 'fade',
      SHOW: 'show'
    /**
     * ------------------------------------------------------------------------
     * Class Definition
     * ------------------------------------------------------------------------
     */

    }

    var Alert =
  /* #__PURE__ */
  (function () {
    function Alert (element) {
      this._element = element
    } // Getters

    var _proto = Alert.prototype

    // Public
    _proto.close = function close (element) {
      element = element || this._element

      var rootElement = this._getRootElement(element)

      var customEvent = this._triggerCloseEvent(rootElement)

      if (customEvent.isDefaultPrevented()) {
        return
      }

      this._removeElement(rootElement)
    }

    _proto.dispose = function dispose () {
      $$$1.removeData(this._element, DATA_KEY)
      this._element = null
    } // Private

    _proto._getRootElement = function _getRootElement (element) {
      var selector = Util.getSelectorFromElement(element)
      var parent = false

      if (selector) {
        parent = $$$1(selector)[0]
      }

      if (!parent) {
        parent = $$$1(element).closest('.' + ClassName.ALERT)[0]
      }

      return parent
    }

    _proto._triggerCloseEvent = function _triggerCloseEvent (element) {
      var closeEvent = $$$1.Event(Event.CLOSE)
      $$$1(element).trigger(closeEvent)
      return closeEvent
    }

    _proto._removeElement = function _removeElement (element) {
      var _this = this

      $$$1(element).removeClass(ClassName.SHOW)

      if (!Util.supportsTransitionEnd() || !$$$1(element).hasClass(ClassName.FADE)) {
        this._destroyElement(element)

        return
      }

      $$$1(element).one(Util.TRANSITION_END, function (event) {
        return _this._destroyElement(element, event)
      }).emulateTransitionEnd(TRANSITION_DURATION)
    }

    _proto._destroyElement = function _destroyElement (element) {
      $$$1(element).detach().trigger(Event.CLOSED).remove()
    } // Static

    Alert._jQueryInterface = function _jQueryInterface (config) {
      return this.each(function () {
        var $element = $$$1(this)
        var data = $element.data(DATA_KEY)

        if (!data) {
          data = new Alert(this)
          $element.data(DATA_KEY, data)
        }

        if (config === 'close') {
          data[config](this)
        }
      })
    }

    Alert._handleDismiss = function _handleDismiss (alertInstance) {
      return function (event) {
        if (event) {
          event.preventDefault()
        }

        alertInstance.close(this)
      }
    }

    _createClass(Alert, null, [{
      key: 'VERSION',
      get: function get () {
        return VERSION
      }
    }])
    return Alert
  }())
  /**
   * ------------------------------------------------------------------------
   * Data Api implementation
   * ------------------------------------------------------------------------
   */

    $$$1(document).on(Event.CLICK_DATA_API, Selector.DISMISS, Alert._handleDismiss(new Alert()))
  /**
   * ------------------------------------------------------------------------
   * jQuery
   * ------------------------------------------------------------------------
   */

    $$$1.fn[NAME] = Alert._jQueryInterface
    $$$1.fn[NAME].Constructor = Alert

    $$$1.fn[NAME].noConflict = function () {
      $$$1.fn[NAME] = JQUERY_NO_CONFLICT
      return Alert._jQueryInterface
    }

    return Alert
  }($))

/**
 * --------------------------------------------------------------------------
 * Bootstrap (v4.0.0): button.js
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
 * --------------------------------------------------------------------------
 */

  var Button = (function ($$$1) {
  /**
   * ------------------------------------------------------------------------
   * Constants
   * ------------------------------------------------------------------------
   */
    var NAME = 'button'
    var VERSION = '4.0.0'
    var DATA_KEY = 'bs.button'
    var EVENT_KEY = '.' + DATA_KEY
    var DATA_API_KEY = '.data-api'
    var JQUERY_NO_CONFLICT = $$$1.fn[NAME]
    var ClassName = {
      ACTIVE: 'active',
      BUTTON: 'btn',
      FOCUS: 'focus'
    }
    var Selector = {
      DATA_TOGGLE_CARROT: '[data-toggle^="button"]',
      DATA_TOGGLE: '[data-toggle="buttons"]',
      INPUT: 'input',
      ACTIVE: '.active',
      BUTTON: '.btn'
    }
    var Event = {
      CLICK_DATA_API: 'click' + EVENT_KEY + DATA_API_KEY,
      FOCUS_BLUR_DATA_API: 'focus' + EVENT_KEY + DATA_API_KEY + ' ' + ('blur' + EVENT_KEY + DATA_API_KEY)
    /**
     * ------------------------------------------------------------------------
     * Class Definition
     * ------------------------------------------------------------------------
     */

    }

    var Button =
  /* #__PURE__ */
  (function () {
    function Button (element) {
      this._element = element
    } // Getters

    var _proto = Button.prototype

    // Public
    _proto.toggle = function toggle () {
      var triggerChangeEvent = true
      var addAriaPressed = true
      var rootElement = $$$1(this._element).closest(Selector.DATA_TOGGLE)[0]

      if (rootElement) {
        var input = $$$1(this._element).find(Selector.INPUT)[0]

        if (input) {
          if (input.type === 'radio') {
            if (input.checked && $$$1(this._element).hasClass(ClassName.ACTIVE)) {
              triggerChangeEvent = false
            } else {
              var activeElement = $$$1(rootElement).find(Selector.ACTIVE)[0]

              if (activeElement) {
                $$$1(activeElement).removeClass(ClassName.ACTIVE)
              }
            }
          }

          if (triggerChangeEvent) {
            if (input.hasAttribute('disabled') || rootElement.hasAttribute('disabled') || input.classList.contains('disabled') || rootElement.classList.contains('disabled')) {
              return
            }

            input.checked = !$$$1(this._element).hasClass(ClassName.ACTIVE)
            $$$1(input).trigger('change')
          }

          input.focus()
          addAriaPressed = false
        }
      }

      if (addAriaPressed) {
        this._element.setAttribute('aria-pressed', !$$$1(this._element).hasClass(ClassName.ACTIVE))
      }

      if (triggerChangeEvent) {
        $$$1(this._element).toggleClass(ClassName.ACTIVE)
      }
    }

    _proto.dispose = function dispose () {
      $$$1.removeData(this._element, DATA_KEY)
      this._element = null
    } // Static

    Button._jQueryInterface = function _jQueryInterface (config) {
      return this.each(function () {
        var data = $$$1(this).data(DATA_KEY)

        if (!data) {
          data = new Button(this)
          $$$1(this).data(DATA_KEY, data)
        }

        if (config === 'toggle') {
          data[config]()
        }
      })
    }

    _createClass(Button, null, [{
      key: 'VERSION',
      get: function get () {
        return VERSION
      }
    }])
    return Button
  }())
  /**
   * ------------------------------------------------------------------------
   * Data Api implementation
   * ------------------------------------------------------------------------
   */

    $$$1(document).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE_CARROT, function (event) {
      event.preventDefault()
      var button = event.target

      if (!$$$1(button).hasClass(ClassName.BUTTON)) {
        button = $$$1(button).closest(Selector.BUTTON)
      }

      Button._jQueryInterface.call($$$1(button), 'toggle')
    }).on(Event.FOCUS_BLUR_DATA_API, Selector.DATA_TOGGLE_CARROT, function (event) {
      var button = $$$1(event.target).closest(Selector.BUTTON)[0]
      $$$1(button).toggleClass(ClassName.FOCUS, /^focus(in)?$/.test(event.type))
    })
  /**
   * ------------------------------------------------------------------------
   * jQuery
   * ------------------------------------------------------------------------
   */

    $$$1.fn[NAME] = Button._jQueryInterface
    $$$1.fn[NAME].Constructor = Button

    $$$1.fn[NAME].noConflict = function () {
      $$$1.fn[NAME] = JQUERY_NO_CONFLICT
      return Button._jQueryInterface
    }

    return Button
  }($))

/**
 * --------------------------------------------------------------------------
 * Bootstrap (v4.0.0): carousel.js
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
 * --------------------------------------------------------------------------
 */

  var Carousel = (function ($$$1) {
  /**
   * ------------------------------------------------------------------------
   * Constants
   * ------------------------------------------------------------------------
   */
    var NAME = 'carousel'
    var VERSION = '4.0.0'
    var DATA_KEY = 'bs.carousel'
    var EVENT_KEY = '.' + DATA_KEY
    var DATA_API_KEY = '.data-api'
    var JQUERY_NO_CONFLICT = $$$1.fn[NAME]
    var TRANSITION_DURATION = 600
    var ARROW_LEFT_KEYCODE = 37 // KeyboardEvent.which value for left arrow key

    var ARROW_RIGHT_KEYCODE = 39 // KeyboardEvent.which value for right arrow key

    var TOUCHEVENT_COMPAT_WAIT = 500 // Time for mouse compat events to fire after touch

    var Default = {
      interval: 5000,
      keyboard: true,
      slide: false,
      pause: 'hover',
      wrap: true
    }
    var DefaultType = {
      interval: '(number|boolean)',
      keyboard: 'boolean',
      slide: '(boolean|string)',
      pause: '(string|boolean)',
      wrap: 'boolean'
    }
    var Direction = {
      NEXT: 'next',
      PREV: 'prev',
      LEFT: 'left',
      RIGHT: 'right'
    }
    var Event = {
      SLIDE: 'slide' + EVENT_KEY,
      SLID: 'slid' + EVENT_KEY,
      KEYDOWN: 'keydown' + EVENT_KEY,
      MOUSEENTER: 'mouseenter' + EVENT_KEY,
      MOUSELEAVE: 'mouseleave' + EVENT_KEY,
      TOUCHEND: 'touchend' + EVENT_KEY,
      LOAD_DATA_API: 'load' + EVENT_KEY + DATA_API_KEY,
      CLICK_DATA_API: 'click' + EVENT_KEY + DATA_API_KEY
    }
    var ClassName = {
      CAROUSEL: 'carousel',
      ACTIVE: 'active',
      SLIDE: 'slide',
      RIGHT: 'carousel-item-right',
      LEFT: 'carousel-item-left',
      NEXT: 'carousel-item-next',
      PREV: 'carousel-item-prev',
      ITEM: 'carousel-item'
    }
    var Selector = {
      ACTIVE: '.active',
      ACTIVE_ITEM: '.active.carousel-item',
      ITEM: '.carousel-item',
      NEXT_PREV: '.carousel-item-next, .carousel-item-prev',
      INDICATORS: '.carousel-indicators',
      DATA_SLIDE: '[data-slide], [data-slide-to]',
      DATA_RIDE: '[data-ride="carousel"]'
    /**
     * ------------------------------------------------------------------------
     * Class Definition
     * ------------------------------------------------------------------------
     */

    }

    var Carousel =
  /* #__PURE__ */
  (function () {
    function Carousel (element, config) {
      this._items = null
      this._interval = null
      this._activeElement = null
      this._isPaused = false
      this._isSliding = false
      this.touchTimeout = null
      this._config = this._getConfig(config)
      this._element = $$$1(element)[0]
      this._indicatorsElement = $$$1(this._element).find(Selector.INDICATORS)[0]

      this._addEventListeners()
    } // Getters

    var _proto = Carousel.prototype

    // Public
    _proto.next = function next () {
      if (!this._isSliding) {
        this._slide(Direction.NEXT)
      }
    }

    _proto.nextWhenVisible = function nextWhenVisible () {
      // Don't call next when the page isn't visible
      // or the carousel or its parent isn't visible
      if (!document.hidden && $$$1(this._element).is(':visible') && $$$1(this._element).css('visibility') !== 'hidden') {
        this.next()
      }
    }

    _proto.prev = function prev () {
      if (!this._isSliding) {
        this._slide(Direction.PREV)
      }
    }

    _proto.pause = function pause (event) {
      if (!event) {
        this._isPaused = true
      }

      if ($$$1(this._element).find(Selector.NEXT_PREV)[0] && Util.supportsTransitionEnd()) {
        Util.triggerTransitionEnd(this._element)
        this.cycle(true)
      }

      clearInterval(this._interval)
      this._interval = null
    }

    _proto.cycle = function cycle (event) {
      if (!event) {
        this._isPaused = false
      }

      if (this._interval) {
        clearInterval(this._interval)
        this._interval = null
      }

      if (this._config.interval && !this._isPaused) {
        this._interval = setInterval((document.visibilityState ? this.nextWhenVisible : this.next).bind(this), this._config.interval)
      }
    }

    _proto.to = function to (index) {
      var _this = this

      this._activeElement = $$$1(this._element).find(Selector.ACTIVE_ITEM)[0]

      var activeIndex = this._getItemIndex(this._activeElement)

      if (index > this._items.length - 1 || index < 0) {
        return
      }

      if (this._isSliding) {
        $$$1(this._element).one(Event.SLID, function () {
          return _this.to(index)
        })
        return
      }

      if (activeIndex === index) {
        this.pause()
        this.cycle()
        return
      }

      var direction = index > activeIndex ? Direction.NEXT : Direction.PREV

      this._slide(direction, this._items[index])
    }

    _proto.dispose = function dispose () {
      $$$1(this._element).off(EVENT_KEY)
      $$$1.removeData(this._element, DATA_KEY)
      this._items = null
      this._config = null
      this._element = null
      this._interval = null
      this._isPaused = null
      this._isSliding = null
      this._activeElement = null
      this._indicatorsElement = null
    } // Private

    _proto._getConfig = function _getConfig (config) {
      config = _extends({}, Default, config)
      Util.typeCheckConfig(NAME, config, DefaultType)
      return config
    }

    _proto._addEventListeners = function _addEventListeners () {
      var _this2 = this

      if (this._config.keyboard) {
        $$$1(this._element).on(Event.KEYDOWN, function (event) {
          return _this2._keydown(event)
        })
      }

      if (this._config.pause === 'hover') {
        $$$1(this._element).on(Event.MOUSEENTER, function (event) {
          return _this2.pause(event)
        }).on(Event.MOUSELEAVE, function (event) {
          return _this2.cycle(event)
        })

        if ('ontouchstart' in document.documentElement) {
          // If it's a touch-enabled device, mouseenter/leave are fired as
          // part of the mouse compatibility events on first tap - the carousel
          // would stop cycling until user tapped out of it;
          // here, we listen for touchend, explicitly pause the carousel
          // (as if it's the second time we tap on it, mouseenter compat event
          // is NOT fired) and after a timeout (to allow for mouse compatibility
          // events to fire) we explicitly restart cycling
          $$$1(this._element).on(Event.TOUCHEND, function () {
            _this2.pause()

            if (_this2.touchTimeout) {
              clearTimeout(_this2.touchTimeout)
            }

            _this2.touchTimeout = setTimeout(function (event) {
              return _this2.cycle(event)
            }, TOUCHEVENT_COMPAT_WAIT + _this2._config.interval)
          })
        }
      }
    }

    _proto._keydown = function _keydown (event) {
      if (/input|textarea/i.test(event.target.tagName)) {
        return
      }

      switch (event.which) {
        case ARROW_LEFT_KEYCODE:
          event.preventDefault()
          this.prev()
          break

        case ARROW_RIGHT_KEYCODE:
          event.preventDefault()
          this.next()
          break

        default:
      }
    }

    _proto._getItemIndex = function _getItemIndex (element) {
      this._items = $$$1.makeArray($$$1(element).parent().find(Selector.ITEM))
      return this._items.indexOf(element)
    }

    _proto._getItemByDirection = function _getItemByDirection (direction, activeElement) {
      var isNextDirection = direction === Direction.NEXT
      var isPrevDirection = direction === Direction.PREV

      var activeIndex = this._getItemIndex(activeElement)

      var lastItemIndex = this._items.length - 1
      var isGoingToWrap = isPrevDirection && activeIndex === 0 || isNextDirection && activeIndex === lastItemIndex

      if (isGoingToWrap && !this._config.wrap) {
        return activeElement
      }

      var delta = direction === Direction.PREV ? -1 : 1
      var itemIndex = (activeIndex + delta) % this._items.length
      return itemIndex === -1 ? this._items[this._items.length - 1] : this._items[itemIndex]
    }

    _proto._triggerSlideEvent = function _triggerSlideEvent (relatedTarget, eventDirectionName) {
      var targetIndex = this._getItemIndex(relatedTarget)

      var fromIndex = this._getItemIndex($$$1(this._element).find(Selector.ACTIVE_ITEM)[0])

      var slideEvent = $$$1.Event(Event.SLIDE, {
        relatedTarget: relatedTarget,
        direction: eventDirectionName,
        from: fromIndex,
        to: targetIndex
      })
      $$$1(this._element).trigger(slideEvent)
      return slideEvent
    }

    _proto._setActiveIndicatorElement = function _setActiveIndicatorElement (element) {
      if (this._indicatorsElement) {
        $$$1(this._indicatorsElement).find(Selector.ACTIVE).removeClass(ClassName.ACTIVE)

        var nextIndicator = this._indicatorsElement.children[this._getItemIndex(element)]

        if (nextIndicator) {
          $$$1(nextIndicator).addClass(ClassName.ACTIVE)
        }
      }
    }

    _proto._slide = function _slide (direction, element) {
      var _this3 = this

      var activeElement = $$$1(this._element).find(Selector.ACTIVE_ITEM)[0]

      var activeElementIndex = this._getItemIndex(activeElement)

      var nextElement = element || activeElement && this._getItemByDirection(direction, activeElement)

      var nextElementIndex = this._getItemIndex(nextElement)

      var isCycling = Boolean(this._interval)
      var directionalClassName
      var orderClassName
      var eventDirectionName

      if (direction === Direction.NEXT) {
        directionalClassName = ClassName.LEFT
        orderClassName = ClassName.NEXT
        eventDirectionName = Direction.LEFT
      } else {
        directionalClassName = ClassName.RIGHT
        orderClassName = ClassName.PREV
        eventDirectionName = Direction.RIGHT
      }

      if (nextElement && $$$1(nextElement).hasClass(ClassName.ACTIVE)) {
        this._isSliding = false
        return
      }

      var slideEvent = this._triggerSlideEvent(nextElement, eventDirectionName)

      if (slideEvent.isDefaultPrevented()) {
        return
      }

      if (!activeElement || !nextElement) {
        // Some weirdness is happening, so we bail
        return
      }

      this._isSliding = true

      if (isCycling) {
        this.pause()
      }

      this._setActiveIndicatorElement(nextElement)

      var slidEvent = $$$1.Event(Event.SLID, {
        relatedTarget: nextElement,
        direction: eventDirectionName,
        from: activeElementIndex,
        to: nextElementIndex
      })

      if (Util.supportsTransitionEnd() && $$$1(this._element).hasClass(ClassName.SLIDE)) {
        $$$1(nextElement).addClass(orderClassName)
        Util.reflow(nextElement)
        $$$1(activeElement).addClass(directionalClassName)
        $$$1(nextElement).addClass(directionalClassName)
        $$$1(activeElement).one(Util.TRANSITION_END, function () {
          $$$1(nextElement).removeClass(directionalClassName + ' ' + orderClassName).addClass(ClassName.ACTIVE)
          $$$1(activeElement).removeClass(ClassName.ACTIVE + ' ' + orderClassName + ' ' + directionalClassName)
          _this3._isSliding = false
          setTimeout(function () {
            return $$$1(_this3._element).trigger(slidEvent)
          }, 0)
        }).emulateTransitionEnd(TRANSITION_DURATION)
      } else {
        $$$1(activeElement).removeClass(ClassName.ACTIVE)
        $$$1(nextElement).addClass(ClassName.ACTIVE)
        this._isSliding = false
        $$$1(this._element).trigger(slidEvent)
      }

      if (isCycling) {
        this.cycle()
      }
    } // Static

    Carousel._jQueryInterface = function _jQueryInterface (config) {
      return this.each(function () {
        var data = $$$1(this).data(DATA_KEY)

        var _config = _extends({}, Default, $$$1(this).data())

        if (typeof config === 'object') {
          _config = _extends({}, _config, config)
        }

        var action = typeof config === 'string' ? config : _config.slide

        if (!data) {
          data = new Carousel(this, _config)
          $$$1(this).data(DATA_KEY, data)
        }

        if (typeof config === 'number') {
          data.to(config)
        } else if (typeof action === 'string') {
          if (typeof data[action] === 'undefined') {
            throw new TypeError('No method named "' + action + '"')
          }

          data[action]()
        } else if (_config.interval) {
          data.pause()
          data.cycle()
        }
      })
    }

    Carousel._dataApiClickHandler = function _dataApiClickHandler (event) {
      var selector = Util.getSelectorFromElement(this)

      if (!selector) {
        return
      }

      var target = $$$1(selector)[0]

      if (!target || !$$$1(target).hasClass(ClassName.CAROUSEL)) {
        return
      }

      var config = _extends({}, $$$1(target).data(), $$$1(this).data())
      var slideIndex = this.getAttribute('data-slide-to')

      if (slideIndex) {
        config.interval = false
      }

      Carousel._jQueryInterface.call($$$1(target), config)

      if (slideIndex) {
        $$$1(target).data(DATA_KEY).to(slideIndex)
      }

      event.preventDefault()
    }

    _createClass(Carousel, null, [{
      key: 'VERSION',
      get: function get () {
        return VERSION
      }
    }, {
      key: 'Default',
      get: function get () {
        return Default
      }
    }])
    return Carousel
  }())
  /**
   * ------------------------------------------------------------------------
   * Data Api implementation
   * ------------------------------------------------------------------------
   */

    $$$1(document).on(Event.CLICK_DATA_API, Selector.DATA_SLIDE, Carousel._dataApiClickHandler)
    $$$1(window).on(Event.LOAD_DATA_API, function () {
      $$$1(Selector.DATA_RIDE).each(function () {
        var $carousel = $$$1(this)

        Carousel._jQueryInterface.call($carousel, $carousel.data())
      })
    })
  /**
   * ------------------------------------------------------------------------
   * jQuery
   * ------------------------------------------------------------------------
   */

    $$$1.fn[NAME] = Carousel._jQueryInterface
    $$$1.fn[NAME].Constructor = Carousel

    $$$1.fn[NAME].noConflict = function () {
      $$$1.fn[NAME] = JQUERY_NO_CONFLICT
      return Carousel._jQueryInterface
    }

    return Carousel
  }($))

/**
 * --------------------------------------------------------------------------
 * Bootstrap (v4.0.0): collapse.js
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
 * --------------------------------------------------------------------------
 */

  var Collapse = (function ($$$1) {
  /**
   * ------------------------------------------------------------------------
   * Constants
   * ------------------------------------------------------------------------
   */
    var NAME = 'collapse'
    var VERSION = '4.0.0'
    var DATA_KEY = 'bs.collapse'
    var EVENT_KEY = '.' + DATA_KEY
    var DATA_API_KEY = '.data-api'
    var JQUERY_NO_CONFLICT = $$$1.fn[NAME]
    var TRANSITION_DURATION = 600
    var Default = {
      toggle: true,
      parent: ''
    }
    var DefaultType = {
      toggle: 'boolean',
      parent: '(string|element)'
    }
    var Event = {
      SHOW: 'show' + EVENT_KEY,
      SHOWN: 'shown' + EVENT_KEY,
      HIDE: 'hide' + EVENT_KEY,
      HIDDEN: 'hidden' + EVENT_KEY,
      CLICK_DATA_API: 'click' + EVENT_KEY + DATA_API_KEY
    }
    var ClassName = {
      SHOW: 'show',
      COLLAPSE: 'collapse',
      COLLAPSING: 'collapsing',
      COLLAPSED: 'collapsed'
    }
    var Dimension = {
      WIDTH: 'width',
      HEIGHT: 'height'
    }
    var Selector = {
      ACTIVES: '.show, .collapsing',
      DATA_TOGGLE: '[data-toggle="collapse"]'
    /**
     * ------------------------------------------------------------------------
     * Class Definition
     * ------------------------------------------------------------------------
     */

    }

    var Collapse =
  /* #__PURE__ */
  (function () {
    function Collapse (element, config) {
      this._isTransitioning = false
      this._element = element
      this._config = this._getConfig(config)
      this._triggerArray = $$$1.makeArray($$$1('[data-toggle="collapse"][href="#' + element.id + '"],' + ('[data-toggle="collapse"][data-target="#' + element.id + '"]')))
      var tabToggles = $$$1(Selector.DATA_TOGGLE)

      for (var i = 0; i < tabToggles.length; i++) {
        var elem = tabToggles[i]
        var selector = Util.getSelectorFromElement(elem)

        if (selector !== null && $$$1(selector).filter(element).length > 0) {
          this._selector = selector

          this._triggerArray.push(elem)
        }
      }

      this._parent = this._config.parent ? this._getParent() : null

      if (!this._config.parent) {
        this._addAriaAndCollapsedClass(this._element, this._triggerArray)
      }

      if (this._config.toggle) {
        this.toggle()
      }
    } // Getters

    var _proto = Collapse.prototype

    // Public
    _proto.toggle = function toggle () {
      if ($$$1(this._element).hasClass(ClassName.SHOW)) {
        this.hide()
      } else {
        this.show()
      }
    }

    _proto.show = function show () {
      var _this = this

      if (this._isTransitioning || $$$1(this._element).hasClass(ClassName.SHOW)) {
        return
      }

      var actives
      var activesData

      if (this._parent) {
        actives = $$$1.makeArray($$$1(this._parent).find(Selector.ACTIVES).filter('[data-parent="' + this._config.parent + '"]'))

        if (actives.length === 0) {
          actives = null
        }
      }

      if (actives) {
        activesData = $$$1(actives).not(this._selector).data(DATA_KEY)

        if (activesData && activesData._isTransitioning) {
          return
        }
      }

      var startEvent = $$$1.Event(Event.SHOW)
      $$$1(this._element).trigger(startEvent)

      if (startEvent.isDefaultPrevented()) {
        return
      }

      if (actives) {
        Collapse._jQueryInterface.call($$$1(actives).not(this._selector), 'hide')

        if (!activesData) {
          $$$1(actives).data(DATA_KEY, null)
        }
      }

      var dimension = this._getDimension()

      $$$1(this._element).removeClass(ClassName.COLLAPSE).addClass(ClassName.COLLAPSING)
      this._element.style[dimension] = 0

      if (this._triggerArray.length > 0) {
        $$$1(this._triggerArray).removeClass(ClassName.COLLAPSED).attr('aria-expanded', true)
      }

      this.setTransitioning(true)

      var complete = function complete () {
        $$$1(_this._element).removeClass(ClassName.COLLAPSING).addClass(ClassName.COLLAPSE).addClass(ClassName.SHOW)
        _this._element.style[dimension] = ''

        _this.setTransitioning(false)

        $$$1(_this._element).trigger(Event.SHOWN)
      }

      if (!Util.supportsTransitionEnd()) {
        complete()
        return
      }

      var capitalizedDimension = dimension[0].toUpperCase() + dimension.slice(1)
      var scrollSize = 'scroll' + capitalizedDimension
      $$$1(this._element).one(Util.TRANSITION_END, complete).emulateTransitionEnd(TRANSITION_DURATION)
      this._element.style[dimension] = this._element[scrollSize] + 'px'
    }

    _proto.hide = function hide () {
      var _this2 = this

      if (this._isTransitioning || !$$$1(this._element).hasClass(ClassName.SHOW)) {
        return
      }

      var startEvent = $$$1.Event(Event.HIDE)
      $$$1(this._element).trigger(startEvent)

      if (startEvent.isDefaultPrevented()) {
        return
      }

      var dimension = this._getDimension()

      this._element.style[dimension] = this._element.getBoundingClientRect()[dimension] + 'px'
      Util.reflow(this._element)
      $$$1(this._element).addClass(ClassName.COLLAPSING).removeClass(ClassName.COLLAPSE).removeClass(ClassName.SHOW)

      if (this._triggerArray.length > 0) {
        for (var i = 0; i < this._triggerArray.length; i++) {
          var trigger = this._triggerArray[i]
          var selector = Util.getSelectorFromElement(trigger)

          if (selector !== null) {
            var $elem = $$$1(selector)

            if (!$elem.hasClass(ClassName.SHOW)) {
              $$$1(trigger).addClass(ClassName.COLLAPSED).attr('aria-expanded', false)
            }
          }
        }
      }

      this.setTransitioning(true)

      var complete = function complete () {
        _this2.setTransitioning(false)

        $$$1(_this2._element).removeClass(ClassName.COLLAPSING).addClass(ClassName.COLLAPSE).trigger(Event.HIDDEN)
      }

      this._element.style[dimension] = ''

      if (!Util.supportsTransitionEnd()) {
        complete()
        return
      }

      $$$1(this._element).one(Util.TRANSITION_END, complete).emulateTransitionEnd(TRANSITION_DURATION)
    }

    _proto.setTransitioning = function setTransitioning (isTransitioning) {
      this._isTransitioning = isTransitioning
    }

    _proto.dispose = function dispose () {
      $$$1.removeData(this._element, DATA_KEY)
      this._config = null
      this._parent = null
      this._element = null
      this._triggerArray = null
      this._isTransitioning = null
    } // Private

    _proto._getConfig = function _getConfig (config) {
      config = _extends({}, Default, config)
      config.toggle = Boolean(config.toggle) // Coerce string values

      Util.typeCheckConfig(NAME, config, DefaultType)
      return config
    }

    _proto._getDimension = function _getDimension () {
      var hasWidth = $$$1(this._element).hasClass(Dimension.WIDTH)
      return hasWidth ? Dimension.WIDTH : Dimension.HEIGHT
    }

    _proto._getParent = function _getParent () {
      var _this3 = this

      var parent = null

      if (Util.isElement(this._config.parent)) {
        parent = this._config.parent // It's a jQuery object

        if (typeof this._config.parent.jquery !== 'undefined') {
          parent = this._config.parent[0]
        }
      } else {
        parent = $$$1(this._config.parent)[0]
      }

      var selector = '[data-toggle="collapse"][data-parent="' + this._config.parent + '"]'
      $$$1(parent).find(selector).each(function (i, element) {
        _this3._addAriaAndCollapsedClass(Collapse._getTargetFromElement(element), [element])
      })
      return parent
    }

    _proto._addAriaAndCollapsedClass = function _addAriaAndCollapsedClass (element, triggerArray) {
      if (element) {
        var isOpen = $$$1(element).hasClass(ClassName.SHOW)

        if (triggerArray.length > 0) {
          $$$1(triggerArray).toggleClass(ClassName.COLLAPSED, !isOpen).attr('aria-expanded', isOpen)
        }
      }
    } // Static

    Collapse._getTargetFromElement = function _getTargetFromElement (element) {
      var selector = Util.getSelectorFromElement(element)
      return selector ? $$$1(selector)[0] : null
    }

    Collapse._jQueryInterface = function _jQueryInterface (config) {
      return this.each(function () {
        var $this = $$$1(this)
        var data = $this.data(DATA_KEY)

        var _config = _extends({}, Default, $this.data(), typeof config === 'object' && config)

        if (!data && _config.toggle && /show|hide/.test(config)) {
          _config.toggle = false
        }

        if (!data) {
          data = new Collapse(this, _config)
          $this.data(DATA_KEY, data)
        }

        if (typeof config === 'string') {
          if (typeof data[config] === 'undefined') {
            throw new TypeError('No method named "' + config + '"')
          }

          data[config]()
        }
      })
    }

    _createClass(Collapse, null, [{
      key: 'VERSION',
      get: function get () {
        return VERSION
      }
    }, {
      key: 'Default',
      get: function get () {
        return Default
      }
    }])
    return Collapse
  }())
  /**
   * ------------------------------------------------------------------------
   * Data Api implementation
   * ------------------------------------------------------------------------
   */

    $$$1(document).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE, function (event) {
    // preventDefault only for <a> elements (which change the URL) not inside the collapsible element
      if (event.currentTarget.tagName === 'A') {
        event.preventDefault()
      }

      var $trigger = $$$1(this)
      var selector = Util.getSelectorFromElement(this)
      $$$1(selector).each(function () {
        var $target = $$$1(this)
        var data = $target.data(DATA_KEY)
        var config = data ? 'toggle' : $trigger.data()

        Collapse._jQueryInterface.call($target, config)
      })
    })
  /**
   * ------------------------------------------------------------------------
   * jQuery
   * ------------------------------------------------------------------------
   */

    $$$1.fn[NAME] = Collapse._jQueryInterface
    $$$1.fn[NAME].Constructor = Collapse

    $$$1.fn[NAME].noConflict = function () {
      $$$1.fn[NAME] = JQUERY_NO_CONFLICT
      return Collapse._jQueryInterface
    }

    return Collapse
  }($))

/** !
 * @fileOverview Kickass library to create and place poppers near their reference elements.
 * @version 1.12.9
 * @license
 * Copyright (c) 2016 Federico Zivolo and contributors
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */
  var isBrowser = typeof window !== 'undefined' && typeof document !== 'undefined'
  var longerTimeoutBrowsers = ['Edge', 'Trident', 'Firefox']
  var timeoutDuration = 0
  for (var i = 0; i < longerTimeoutBrowsers.length; i += 1) {
    if (isBrowser && navigator.userAgent.indexOf(longerTimeoutBrowsers[i]) >= 0) {
      timeoutDuration = 1
      break
    }
  }

  function microtaskDebounce (fn) {
    var called = false
    return function () {
      if (called) {
        return
      }
      called = true
      window.Promise.resolve().then(function () {
        called = false
        fn()
      })
    }
  }

  function taskDebounce (fn) {
    var scheduled = false
    return function () {
      if (!scheduled) {
        scheduled = true
        setTimeout(function () {
          scheduled = false
          fn()
        }, timeoutDuration)
      }
    }
  }

  var supportsMicroTasks = isBrowser && window.Promise

/**
* Create a debounced version of a method, that's asynchronously deferred
* but called in the minimum time possible.
*
* @method
* @memberof Popper.Utils
* @argument {Function} fn
* @returns {Function}
*/
  var debounce = supportsMicroTasks ? microtaskDebounce : taskDebounce

/**
 * Check if the given variable is a function
 * @method
 * @memberof Popper.Utils
 * @argument {Any} functionToCheck - variable to check
 * @returns {Boolean} answer to: is a function?
 */
  function isFunction (functionToCheck) {
    var getType = {}
    return functionToCheck && getType.toString.call(functionToCheck) === '[object Function]'
  }

/**
 * Get CSS computed property of the given element
 * @method
 * @memberof Popper.Utils
 * @argument {Eement} element
 * @argument {String} property
 */
  function getStyleComputedProperty (element, property) {
    if (element.nodeType !== 1) {
      return []
    }
  // NOTE: 1 DOM access here
    var css = getComputedStyle(element, null)
    return property ? css[property] : css
  }

/**
 * Returns the parentNode or the host of the element
 * @method
 * @memberof Popper.Utils
 * @argument {Element} element
 * @returns {Element} parent
 */
  function getParentNode (element) {
    if (element.nodeName === 'HTML') {
      return element
    }
    return element.parentNode || element.host
  }

/**
 * Returns the scrolling parent of the given element
 * @method
 * @memberof Popper.Utils
 * @argument {Element} element
 * @returns {Element} scroll parent
 */
  function getScrollParent (element) {
  // Return body, `getScroll` will take care to get the correct `scrollTop` from it
    if (!element) {
      return document.body
    }

    switch (element.nodeName) {
      case 'HTML':
      case 'BODY':
        return element.ownerDocument.body
      case '#document':
        return element.body
    }

  // Firefox want us to check `-x` and `-y` variations as well

    var _getStyleComputedProp = getStyleComputedProperty(element),
      overflow = _getStyleComputedProp.overflow,
      overflowX = _getStyleComputedProp.overflowX,
      overflowY = _getStyleComputedProp.overflowY

    if (/(auto|scroll)/.test(overflow + overflowY + overflowX)) {
      return element
    }

    return getScrollParent(getParentNode(element))
  }

/**
 * Returns the offset parent of the given element
 * @method
 * @memberof Popper.Utils
 * @argument {Element} element
 * @returns {Element} offset parent
 */
  function getOffsetParent (element) {
  // NOTE: 1 DOM access here
    var offsetParent = element && element.offsetParent
    var nodeName = offsetParent && offsetParent.nodeName

    if (!nodeName || nodeName === 'BODY' || nodeName === 'HTML') {
      if (element) {
        return element.ownerDocument.documentElement
      }

      return document.documentElement
    }

  // .offsetParent will return the closest TD or TABLE in case
  // no offsetParent is present, I hate this job...
    if (['TD', 'TABLE'].indexOf(offsetParent.nodeName) !== -1 && getStyleComputedProperty(offsetParent, 'position') === 'static') {
      return getOffsetParent(offsetParent)
    }

    return offsetParent
  }

  function isOffsetContainer (element) {
    var nodeName = element.nodeName

    if (nodeName === 'BODY') {
      return false
    }
    return nodeName === 'HTML' || getOffsetParent(element.firstElementChild) === element
  }

/**
 * Finds the root node (document, shadowDOM root) of the given element
 * @method
 * @memberof Popper.Utils
 * @argument {Element} node
 * @returns {Element} root node
 */
  function getRoot (node) {
    if (node.parentNode !== null) {
      return getRoot(node.parentNode)
    }

    return node
  }

/**
 * Finds the offset parent common to the two provided nodes
 * @method
 * @memberof Popper.Utils
 * @argument {Element} element1
 * @argument {Element} element2
 * @returns {Element} common offset parent
 */
  function findCommonOffsetParent (element1, element2) {
  // This check is needed to avoid errors in case one of the elements isn't defined for any reason
    if (!element1 || !element1.nodeType || !element2 || !element2.nodeType) {
      return document.documentElement
    }

  // Here we make sure to give as "start" the element that comes first in the DOM
    var order = element1.compareDocumentPosition(element2) & Node.DOCUMENT_POSITION_FOLLOWING
    var start = order ? element1 : element2
    var end = order ? element2 : element1

  // Get common ancestor container
    var range = document.createRange()
    range.setStart(start, 0)
    range.setEnd(end, 0)
    var commonAncestorContainer = range.commonAncestorContainer

  // Both nodes are inside #document

    if (element1 !== commonAncestorContainer && element2 !== commonAncestorContainer || start.contains(end)) {
      if (isOffsetContainer(commonAncestorContainer)) {
        return commonAncestorContainer
      }

      return getOffsetParent(commonAncestorContainer)
    }

  // one of the nodes is inside shadowDOM, find which one
    var element1root = getRoot(element1)
    if (element1root.host) {
      return findCommonOffsetParent(element1root.host, element2)
    } else {
      return findCommonOffsetParent(element1, getRoot(element2).host)
    }
  }

/**
 * Gets the scroll value of the given element in the given side (top and left)
 * @method
 * @memberof Popper.Utils
 * @argument {Element} element
 * @argument {String} side `top` or `left`
 * @returns {number} amount of scrolled pixels
 */
  function getScroll (element) {
    var side = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 'top'

    var upperSide = side === 'top' ? 'scrollTop' : 'scrollLeft'
    var nodeName = element.nodeName

    if (nodeName === 'BODY' || nodeName === 'HTML') {
      var html = element.ownerDocument.documentElement
      var scrollingElement = element.ownerDocument.scrollingElement || html
      return scrollingElement[upperSide]
    }

    return element[upperSide]
  }

/*
 * Sum or subtract the element scroll values (left and top) from a given rect object
 * @method
 * @memberof Popper.Utils
 * @param {Object} rect - Rect object you want to change
 * @param {HTMLElement} element - The element from the function reads the scroll values
 * @param {Boolean} subtract - set to true if you want to subtract the scroll values
 * @return {Object} rect - The modifier rect object
 */
  function includeScroll (rect, element) {
    var subtract = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false

    var scrollTop = getScroll(element, 'top')
    var scrollLeft = getScroll(element, 'left')
    var modifier = subtract ? -1 : 1
    rect.top += scrollTop * modifier
    rect.bottom += scrollTop * modifier
    rect.left += scrollLeft * modifier
    rect.right += scrollLeft * modifier
    return rect
  }

/*
 * Helper to detect borders of a given element
 * @method
 * @memberof Popper.Utils
 * @param {CSSStyleDeclaration} styles
 * Result of `getStyleComputedProperty` on the given element
 * @param {String} axis - `x` or `y`
 * @return {number} borders - The borders size of the given axis
 */

  function getBordersSize (styles, axis) {
    var sideA = axis === 'x' ? 'Left' : 'Top'
    var sideB = sideA === 'Left' ? 'Right' : 'Bottom'

    return parseFloat(styles['border' + sideA + 'Width'], 10) + parseFloat(styles['border' + sideB + 'Width'], 10)
  }

/**
 * Tells if you are running Internet Explorer 10
 * @method
 * @memberof Popper.Utils
 * @returns {Boolean} isIE10
 */
  var isIE10

  var isIE10$1 = function () {
    if (isIE10 === undefined) {
      isIE10 = navigator.appVersion.indexOf('MSIE 10') !== -1
    }
    return isIE10
  }

  function getSize (axis, body, html, computedStyle) {
    return Math.max(body['offset' + axis], body['scroll' + axis], html['client' + axis], html['offset' + axis], html['scroll' + axis], isIE10$1() ? html['offset' + axis] + computedStyle['margin' + (axis === 'Height' ? 'Top' : 'Left')] + computedStyle['margin' + (axis === 'Height' ? 'Bottom' : 'Right')] : 0)
  }

  function getWindowSizes () {
    var body = document.body
    var html = document.documentElement
    var computedStyle = isIE10$1() && getComputedStyle(html)

    return {
      height: getSize('Height', body, html, computedStyle),
      width: getSize('Width', body, html, computedStyle)
    }
  }

  var classCallCheck = function (instance, Constructor) {
    if (!(instance instanceof Constructor)) {
      throw new TypeError('Cannot call a class as a function')
    }
  }

  var createClass = (function () {
    function defineProperties (target, props) {
      for (var i = 0; i < props.length; i++) {
        var descriptor = props[i]
        descriptor.enumerable = descriptor.enumerable || false
        descriptor.configurable = true
        if ('value' in descriptor) descriptor.writable = true
        Object.defineProperty(target, descriptor.key, descriptor)
      }
    }

    return function (Constructor, protoProps, staticProps) {
      if (protoProps) defineProperties(Constructor.prototype, protoProps)
      if (staticProps) defineProperties(Constructor, staticProps)
      return Constructor
    }
  }())

  var defineProperty = function (obj, key, value) {
    if (key in obj) {
      Object.defineProperty(obj, key, {
        value: value,
        enumerable: true,
        configurable: true,
        writable: true
      })
    } else {
      obj[key] = value
    }

    return obj
  }

  var _extends$1 = Object.assign || function (target) {
    for (var i = 1; i < arguments.length; i++) {
      var source = arguments[i]

      for (var key in source) {
        if (Object.prototype.hasOwnProperty.call(source, key)) {
          target[key] = source[key]
        }
      }
    }

    return target
  }

/**
 * Given element offsets, generate an output similar to getBoundingClientRect
 * @method
 * @memberof Popper.Utils
 * @argument {Object} offsets
 * @returns {Object} ClientRect like output
 */
  function getClientRect (offsets) {
    return _extends$1({}, offsets, {
      right: offsets.left + offsets.width,
      bottom: offsets.top + offsets.height
    })
  }

/**
 * Get bounding client rect of given element
 * @method
 * @memberof Popper.Utils
 * @param {HTMLElement} element
 * @return {Object} client rect
 */
  function getBoundingClientRect (element) {
    var rect = {}

  // IE10 10 FIX: Please, don't ask, the element isn't
  // considered in DOM in some circumstances...
  // This isn't reproducible in IE10 compatibility mode of IE11
    if (isIE10$1()) {
      try {
        rect = element.getBoundingClientRect()
        var scrollTop = getScroll(element, 'top')
        var scrollLeft = getScroll(element, 'left')
        rect.top += scrollTop
        rect.left += scrollLeft
        rect.bottom += scrollTop
        rect.right += scrollLeft
      } catch (err) {}
    } else {
      rect = element.getBoundingClientRect()
    }

    var result = {
      left: rect.left,
      top: rect.top,
      width: rect.right - rect.left,
      height: rect.bottom - rect.top
    }

  // subtract scrollbar size from sizes
    var sizes = element.nodeName === 'HTML' ? getWindowSizes() : {}
    var width = sizes.width || element.clientWidth || result.right - result.left
    var height = sizes.height || element.clientHeight || result.bottom - result.top

    var horizScrollbar = element.offsetWidth - width
    var vertScrollbar = element.offsetHeight - height

  // if an hypothetical scrollbar is detected, we must be sure it's not a `border`
  // we make this check conditional for performance reasons
    if (horizScrollbar || vertScrollbar) {
      var styles = getStyleComputedProperty(element)
      horizScrollbar -= getBordersSize(styles, 'x')
      vertScrollbar -= getBordersSize(styles, 'y')

      result.width -= horizScrollbar
      result.height -= vertScrollbar
    }

    return getClientRect(result)
  }

  function getOffsetRectRelativeToArbitraryNode (children, parent) {
    var isIE10 = isIE10$1()
    var isHTML = parent.nodeName === 'HTML'
    var childrenRect = getBoundingClientRect(children)
    var parentRect = getBoundingClientRect(parent)
    var scrollParent = getScrollParent(children)

    var styles = getStyleComputedProperty(parent)
    var borderTopWidth = parseFloat(styles.borderTopWidth, 10)
    var borderLeftWidth = parseFloat(styles.borderLeftWidth, 10)

    var offsets = getClientRect({
      top: childrenRect.top - parentRect.top - borderTopWidth,
      left: childrenRect.left - parentRect.left - borderLeftWidth,
      width: childrenRect.width,
      height: childrenRect.height
    })
    offsets.marginTop = 0
    offsets.marginLeft = 0

  // Subtract margins of documentElement in case it's being used as parent
  // we do this only on HTML because it's the only element that behaves
  // differently when margins are applied to it. The margins are included in
  // the box of the documentElement, in the other cases not.
    if (!isIE10 && isHTML) {
      var marginTop = parseFloat(styles.marginTop, 10)
      var marginLeft = parseFloat(styles.marginLeft, 10)

      offsets.top -= borderTopWidth - marginTop
      offsets.bottom -= borderTopWidth - marginTop
      offsets.left -= borderLeftWidth - marginLeft
      offsets.right -= borderLeftWidth - marginLeft

    // Attach marginTop and marginLeft because in some circumstances we may need them
      offsets.marginTop = marginTop
      offsets.marginLeft = marginLeft
    }

    if (isIE10 ? parent.contains(scrollParent) : parent === scrollParent && scrollParent.nodeName !== 'BODY') {
      offsets = includeScroll(offsets, parent)
    }

    return offsets
  }

  function getViewportOffsetRectRelativeToArtbitraryNode (element) {
    var html = element.ownerDocument.documentElement
    var relativeOffset = getOffsetRectRelativeToArbitraryNode(element, html)
    var width = Math.max(html.clientWidth, window.innerWidth || 0)
    var height = Math.max(html.clientHeight, window.innerHeight || 0)

    var scrollTop = getScroll(html)
    var scrollLeft = getScroll(html, 'left')

    var offset = {
      top: scrollTop - relativeOffset.top + relativeOffset.marginTop,
      left: scrollLeft - relativeOffset.left + relativeOffset.marginLeft,
      width: width,
      height: height
    }

    return getClientRect(offset)
  }

/**
 * Check if the given element is fixed or is inside a fixed parent
 * @method
 * @memberof Popper.Utils
 * @argument {Element} element
 * @argument {Element} customContainer
 * @returns {Boolean} answer to "isFixed?"
 */
  function isFixed (element) {
    var nodeName = element.nodeName
    if (nodeName === 'BODY' || nodeName === 'HTML') {
      return false
    }
    if (getStyleComputedProperty(element, 'position') === 'fixed') {
      return true
    }
    return isFixed(getParentNode(element))
  }

/**
 * Computed the boundaries limits and return them
 * @method
 * @memberof Popper.Utils
 * @param {HTMLElement} popper
 * @param {HTMLElement} reference
 * @param {number} padding
 * @param {HTMLElement} boundariesElement - Element used to define the boundaries
 * @returns {Object} Coordinates of the boundaries
 */
  function getBoundaries (popper, reference, padding, boundariesElement) {
  // NOTE: 1 DOM access here
    var boundaries = { top: 0, left: 0 }
    var offsetParent = findCommonOffsetParent(popper, reference)

  // Handle viewport case
    if (boundariesElement === 'viewport') {
      boundaries = getViewportOffsetRectRelativeToArtbitraryNode(offsetParent)
    } else {
    // Handle other cases based on DOM element used as boundaries
      var boundariesNode = void 0
      if (boundariesElement === 'scrollParent') {
        boundariesNode = getScrollParent(getParentNode(reference))
        if (boundariesNode.nodeName === 'BODY') {
          boundariesNode = popper.ownerDocument.documentElement
        }
      } else if (boundariesElement === 'window') {
        boundariesNode = popper.ownerDocument.documentElement
      } else {
        boundariesNode = boundariesElement
      }

      var offsets = getOffsetRectRelativeToArbitraryNode(boundariesNode, offsetParent)

    // In case of HTML, we need a different computation
      if (boundariesNode.nodeName === 'HTML' && !isFixed(offsetParent)) {
        var _getWindowSizes = getWindowSizes(),
          height = _getWindowSizes.height,
          width = _getWindowSizes.width

        boundaries.top += offsets.top - offsets.marginTop
        boundaries.bottom = height + offsets.top
        boundaries.left += offsets.left - offsets.marginLeft
        boundaries.right = width + offsets.left
      } else {
      // for all the other DOM elements, this one is good
        boundaries = offsets
      }
    }

  // Add paddings
    boundaries.left += padding
    boundaries.top += padding
    boundaries.right -= padding
    boundaries.bottom -= padding

    return boundaries
  }

  function getArea (_ref) {
    var width = _ref.width,
      height = _ref.height

    return width * height
  }

/**
 * Utility used to transform the `auto` placement to the placement with more
 * available space.
 * @method
 * @memberof Popper.Utils
 * @argument {Object} data - The data object generated by update method
 * @argument {Object} options - Modifiers configuration and options
 * @returns {Object} The data object, properly modified
 */
  function computeAutoPlacement (placement, refRect, popper, reference, boundariesElement) {
    var padding = arguments.length > 5 && arguments[5] !== undefined ? arguments[5] : 0

    if (placement.indexOf('auto') === -1) {
      return placement
    }

    var boundaries = getBoundaries(popper, reference, padding, boundariesElement)

    var rects = {
      top: {
        width: boundaries.width,
        height: refRect.top - boundaries.top
      },
      right: {
        width: boundaries.right - refRect.right,
        height: boundaries.height
      },
      bottom: {
        width: boundaries.width,
        height: boundaries.bottom - refRect.bottom
      },
      left: {
        width: refRect.left - boundaries.left,
        height: boundaries.height
      }
    }

    var sortedAreas = Object.keys(rects).map(function (key) {
      return _extends$1({
        key: key
      }, rects[key], {
        area: getArea(rects[key])
      })
    }).sort(function (a, b) {
      return b.area - a.area
    })

    var filteredAreas = sortedAreas.filter(function (_ref2) {
      var width = _ref2.width,
        height = _ref2.height
      return width >= popper.clientWidth && height >= popper.clientHeight
    })

    var computedPlacement = filteredAreas.length > 0 ? filteredAreas[0].key : sortedAreas[0].key

    var variation = placement.split('-')[1]

    return computedPlacement + (variation ? '-' + variation : '')
  }

/**
 * Get offsets to the reference element
 * @method
 * @memberof Popper.Utils
 * @param {Object} state
 * @param {Element} popper - the popper element
 * @param {Element} reference - the reference element (the popper will be relative to this)
 * @returns {Object} An object containing the offsets which will be applied to the popper
 */
  function getReferenceOffsets (state, popper, reference) {
    var commonOffsetParent = findCommonOffsetParent(popper, reference)
    return getOffsetRectRelativeToArbitraryNode(reference, commonOffsetParent)
  }

/**
 * Get the outer sizes of the given element (offset size + margins)
 * @method
 * @memberof Popper.Utils
 * @argument {Element} element
 * @returns {Object} object containing width and height properties
 */
  function getOuterSizes (element) {
    var styles = getComputedStyle(element)
    var x = parseFloat(styles.marginTop) + parseFloat(styles.marginBottom)
    var y = parseFloat(styles.marginLeft) + parseFloat(styles.marginRight)
    var result = {
      width: element.offsetWidth + y,
      height: element.offsetHeight + x
    }
    return result
  }

/**
 * Get the opposite placement of the given one
 * @method
 * @memberof Popper.Utils
 * @argument {String} placement
 * @returns {String} flipped placement
 */
  function getOppositePlacement (placement) {
    var hash = { left: 'right', right: 'left', bottom: 'top', top: 'bottom' }
    return placement.replace(/left|right|bottom|top/g, function (matched) {
      return hash[matched]
    })
  }

/**
 * Get offsets to the popper
 * @method
 * @memberof Popper.Utils
 * @param {Object} position - CSS position the Popper will get applied
 * @param {HTMLElement} popper - the popper element
 * @param {Object} referenceOffsets - the reference offsets (the popper will be relative to this)
 * @param {String} placement - one of the valid placement options
 * @returns {Object} popperOffsets - An object containing the offsets which will be applied to the popper
 */
  function getPopperOffsets (popper, referenceOffsets, placement) {
    placement = placement.split('-')[0]

  // Get popper node sizes
    var popperRect = getOuterSizes(popper)

  // Add position, width and height to our offsets object
    var popperOffsets = {
      width: popperRect.width,
      height: popperRect.height
    }

  // depending by the popper placement we have to compute its offsets slightly differently
    var isHoriz = ['right', 'left'].indexOf(placement) !== -1
    var mainSide = isHoriz ? 'top' : 'left'
    var secondarySide = isHoriz ? 'left' : 'top'
    var measurement = isHoriz ? 'height' : 'width'
    var secondaryMeasurement = !isHoriz ? 'height' : 'width'

    popperOffsets[mainSide] = referenceOffsets[mainSide] + referenceOffsets[measurement] / 2 - popperRect[measurement] / 2
    if (placement === secondarySide) {
      popperOffsets[secondarySide] = referenceOffsets[secondarySide] - popperRect[secondaryMeasurement]
    } else {
      popperOffsets[secondarySide] = referenceOffsets[getOppositePlacement(secondarySide)]
    }

    return popperOffsets
  }

/**
 * Mimics the `find` method of Array
 * @method
 * @memberof Popper.Utils
 * @argument {Array} arr
 * @argument prop
 * @argument value
 * @returns index or -1
 */
  function find (arr, check) {
  // use native find if supported
    if (Array.prototype.find) {
      return arr.find(check)
    }

  // use `filter` to obtain the same behavior of `find`
    return arr.filter(check)[0]
  }

/**
 * Return the index of the matching object
 * @method
 * @memberof Popper.Utils
 * @argument {Array} arr
 * @argument prop
 * @argument value
 * @returns index or -1
 */
  function findIndex (arr, prop, value) {
  // use native findIndex if supported
    if (Array.prototype.findIndex) {
      return arr.findIndex(function (cur) {
        return cur[prop] === value
      })
    }

  // use `find` + `indexOf` if `findIndex` isn't supported
    var match = find(arr, function (obj) {
      return obj[prop] === value
    })
    return arr.indexOf(match)
  }

/**
 * Loop trough the list of modifiers and run them in order,
 * each of them will then edit the data object.
 * @method
 * @memberof Popper.Utils
 * @param {dataObject} data
 * @param {Array} modifiers
 * @param {String} ends - Optional modifier name used as stopper
 * @returns {dataObject}
 */
  function runModifiers (modifiers, data, ends) {
    var modifiersToRun = ends === undefined ? modifiers : modifiers.slice(0, findIndex(modifiers, 'name', ends))

    modifiersToRun.forEach(function (modifier) {
      if (modifier['function']) {
      // eslint-disable-line dot-notation
        console.warn('`modifier.function` is deprecated, use `modifier.fn`!')
      }
      var fn = modifier['function'] || modifier.fn // eslint-disable-line dot-notation
      if (modifier.enabled && isFunction(fn)) {
      // Add properties to offsets to make them a complete clientRect object
      // we do this before each modifier to make sure the previous one doesn't
      // mess with these values
        data.offsets.popper = getClientRect(data.offsets.popper)
        data.offsets.reference = getClientRect(data.offsets.reference)

        data = fn(data, modifier)
      }
    })

    return data
  }

/**
 * Updates the position of the popper, computing the new offsets and applying
 * the new style.<br />
 * Prefer `scheduleUpdate` over `update` because of performance reasons.
 * @method
 * @memberof Popper
 */
  function update () {
  // if popper is destroyed, don't perform any further update
    if (this.state.isDestroyed) {
      return
    }

    var data = {
      instance: this,
      styles: {},
      arrowStyles: {},
      attributes: {},
      flipped: false,
      offsets: {}
    }

  // compute reference element offsets
    data.offsets.reference = getReferenceOffsets(this.state, this.popper, this.reference)

  // compute auto placement, store placement inside the data object,
  // modifiers will be able to edit `placement` if needed
  // and refer to originalPlacement to know the original value
    data.placement = computeAutoPlacement(this.options.placement, data.offsets.reference, this.popper, this.reference, this.options.modifiers.flip.boundariesElement, this.options.modifiers.flip.padding)

  // store the computed placement inside `originalPlacement`
    data.originalPlacement = data.placement

  // compute the popper offsets
    data.offsets.popper = getPopperOffsets(this.popper, data.offsets.reference, data.placement)
    data.offsets.popper.position = 'absolute'

  // run the modifiers
    data = runModifiers(this.modifiers, data)

  // the first `update` will call `onCreate` callback
  // the other ones will call `onUpdate` callback
    if (!this.state.isCreated) {
      this.state.isCreated = true
      this.options.onCreate(data)
    } else {
      this.options.onUpdate(data)
    }
  }

/**
 * Helper used to know if the given modifier is enabled.
 * @method
 * @memberof Popper.Utils
 * @returns {Boolean}
 */
  function isModifierEnabled (modifiers, modifierName) {
    return modifiers.some(function (_ref) {
      var name = _ref.name,
        enabled = _ref.enabled
      return enabled && name === modifierName
    })
  }

/**
 * Get the prefixed supported property name
 * @method
 * @memberof Popper.Utils
 * @argument {String} property (camelCase)
 * @returns {String} prefixed property (camelCase or PascalCase, depending on the vendor prefix)
 */
  function getSupportedPropertyName (property) {
    var prefixes = [false, 'ms', 'Webkit', 'Moz', 'O']
    var upperProp = property.charAt(0).toUpperCase() + property.slice(1)

    for (var i = 0; i < prefixes.length - 1; i++) {
      var prefix = prefixes[i]
      var toCheck = prefix ? '' + prefix + upperProp : property
      if (typeof document.body.style[toCheck] !== 'undefined') {
        return toCheck
      }
    }
    return null
  }

/**
 * Destroy the popper
 * @method
 * @memberof Popper
 */
  function destroy () {
    this.state.isDestroyed = true

  // touch DOM only if `applyStyle` modifier is enabled
    if (isModifierEnabled(this.modifiers, 'applyStyle')) {
      this.popper.removeAttribute('x-placement')
      this.popper.style.left = ''
      this.popper.style.position = ''
      this.popper.style.top = ''
      this.popper.style[getSupportedPropertyName('transform')] = ''
    }

    this.disableEventListeners()

  // remove the popper if user explicity asked for the deletion on destroy
  // do not use `remove` because IE11 doesn't support it
    if (this.options.removeOnDestroy) {
      this.popper.parentNode.removeChild(this.popper)
    }
    return this
  }

/**
 * Get the window associated with the element
 * @argument {Element} element
 * @returns {Window}
 */
  function getWindow (element) {
    var ownerDocument = element.ownerDocument
    return ownerDocument ? ownerDocument.defaultView : window
  }

  function attachToScrollParents (scrollParent, event, callback, scrollParents) {
    var isBody = scrollParent.nodeName === 'BODY'
    var target = isBody ? scrollParent.ownerDocument.defaultView : scrollParent
    target.addEventListener(event, callback, { passive: true })

    if (!isBody) {
      attachToScrollParents(getScrollParent(target.parentNode), event, callback, scrollParents)
    }
    scrollParents.push(target)
  }

/**
 * Setup needed event listeners used to update the popper position
 * @method
 * @memberof Popper.Utils
 * @private
 */
  function setupEventListeners (reference, options, state, updateBound) {
  // Resize event listener on window
    state.updateBound = updateBound
    getWindow(reference).addEventListener('resize', state.updateBound, { passive: true })

  // Scroll event listener on scroll parents
    var scrollElement = getScrollParent(reference)
    attachToScrollParents(scrollElement, 'scroll', state.updateBound, state.scrollParents)
    state.scrollElement = scrollElement
    state.eventsEnabled = true

    return state
  }

/**
 * It will add resize/scroll events and start recalculating
 * position of the popper element when they are triggered.
 * @method
 * @memberof Popper
 */
  function enableEventListeners () {
    if (!this.state.eventsEnabled) {
      this.state = setupEventListeners(this.reference, this.options, this.state, this.scheduleUpdate)
    }
  }

/**
 * Remove event listeners used to update the popper position
 * @method
 * @memberof Popper.Utils
 * @private
 */
  function removeEventListeners (reference, state) {
  // Remove resize event listener on window
    getWindow(reference).removeEventListener('resize', state.updateBound)

  // Remove scroll event listener on scroll parents
    state.scrollParents.forEach(function (target) {
      target.removeEventListener('scroll', state.updateBound)
    })

  // Reset state
    state.updateBound = null
    state.scrollParents = []
    state.scrollElement = null
    state.eventsEnabled = false
    return state
  }

/**
 * It will remove resize/scroll events and won't recalculate popper position
 * when they are triggered. It also won't trigger onUpdate callback anymore,
 * unless you call `update` method manually.
 * @method
 * @memberof Popper
 */
  function disableEventListeners () {
    if (this.state.eventsEnabled) {
      cancelAnimationFrame(this.scheduleUpdate)
      this.state = removeEventListeners(this.reference, this.state)
    }
  }

/**
 * Tells if a given input is a number
 * @method
 * @memberof Popper.Utils
 * @param {*} input to check
 * @return {Boolean}
 */
  function isNumeric (n) {
    return n !== '' && !isNaN(parseFloat(n)) && isFinite(n)
  }

/**
 * Set the style to the given popper
 * @method
 * @memberof Popper.Utils
 * @argument {Element} element - Element to apply the style to
 * @argument {Object} styles
 * Object with a list of properties and values which will be applied to the element
 */
  function setStyles (element, styles) {
    Object.keys(styles).forEach(function (prop) {
      var unit = ''
    // add unit if the value is numeric and is one of the following
      if (['width', 'height', 'top', 'right', 'bottom', 'left'].indexOf(prop) !== -1 && isNumeric(styles[prop])) {
        unit = 'px'
      }
      element.style[prop] = styles[prop] + unit
    })
  }

/**
 * Set the attributes to the given popper
 * @method
 * @memberof Popper.Utils
 * @argument {Element} element - Element to apply the attributes to
 * @argument {Object} styles
 * Object with a list of properties and values which will be applied to the element
 */
  function setAttributes (element, attributes) {
    Object.keys(attributes).forEach(function (prop) {
      var value = attributes[prop]
      if (value !== false) {
        element.setAttribute(prop, attributes[prop])
      } else {
        element.removeAttribute(prop)
      }
    })
  }

/**
 * @function
 * @memberof Modifiers
 * @argument {Object} data - The data object generated by `update` method
 * @argument {Object} data.styles - List of style properties - values to apply to popper element
 * @argument {Object} data.attributes - List of attribute properties - values to apply to popper element
 * @argument {Object} options - Modifiers configuration and options
 * @returns {Object} The same data object
 */
  function applyStyle (data) {
  // any property present in `data.styles` will be applied to the popper,
  // in this way we can make the 3rd party modifiers add custom styles to it
  // Be aware, modifiers could override the properties defined in the previous
  // lines of this modifier!
    setStyles(data.instance.popper, data.styles)

  // any property present in `data.attributes` will be applied to the popper,
  // they will be set as HTML attributes of the element
    setAttributes(data.instance.popper, data.attributes)

  // if arrowElement is defined and arrowStyles has some properties
    if (data.arrowElement && Object.keys(data.arrowStyles).length) {
      setStyles(data.arrowElement, data.arrowStyles)
    }

    return data
  }

/**
 * Set the x-placement attribute before everything else because it could be used
 * to add margins to the popper margins needs to be calculated to get the
 * correct popper offsets.
 * @method
 * @memberof Popper.modifiers
 * @param {HTMLElement} reference - The reference element used to position the popper
 * @param {HTMLElement} popper - The HTML element used as popper.
 * @param {Object} options - Popper.js options
 */
  function applyStyleOnLoad (reference, popper, options, modifierOptions, state) {
  // compute reference element offsets
    var referenceOffsets = getReferenceOffsets(state, popper, reference)

  // compute auto placement, store placement inside the data object,
  // modifiers will be able to edit `placement` if needed
  // and refer to originalPlacement to know the original value
    var placement = computeAutoPlacement(options.placement, referenceOffsets, popper, reference, options.modifiers.flip.boundariesElement, options.modifiers.flip.padding)

    popper.setAttribute('x-placement', placement)

  // Apply `position` to popper before anything else because
  // without the position applied we can't guarantee correct computations
    setStyles(popper, { position: 'absolute' })

    return options
  }

/**
 * @function
 * @memberof Modifiers
 * @argument {Object} data - The data object generated by `update` method
 * @argument {Object} options - Modifiers configuration and options
 * @returns {Object} The data object, properly modified
 */
  function computeStyle (data, options) {
    var x = options.x,
      y = options.y
    var popper = data.offsets.popper

  // Remove this legacy support in Popper.js v2

    var legacyGpuAccelerationOption = find(data.instance.modifiers, function (modifier) {
      return modifier.name === 'applyStyle'
    }).gpuAcceleration
    if (legacyGpuAccelerationOption !== undefined) {
      console.warn('WARNING: `gpuAcceleration` option moved to `computeStyle` modifier and will not be supported in future versions of Popper.js!')
    }
    var gpuAcceleration = legacyGpuAccelerationOption !== undefined ? legacyGpuAccelerationOption : options.gpuAcceleration

    var offsetParent = getOffsetParent(data.instance.popper)
    var offsetParentRect = getBoundingClientRect(offsetParent)

  // Styles
    var styles = {
      position: popper.position
    }

  // floor sides to avoid blurry text
    var offsets = {
      left: Math.floor(popper.left),
      top: Math.floor(popper.top),
      bottom: Math.floor(popper.bottom),
      right: Math.floor(popper.right)
    }

    var sideA = x === 'bottom' ? 'top' : 'bottom'
    var sideB = y === 'right' ? 'left' : 'right'

  // if gpuAcceleration is set to `true` and transform is supported,
  //  we use `translate3d` to apply the position to the popper we
  // automatically use the supported prefixed version if needed
    var prefixedProperty = getSupportedPropertyName('transform')

  // now, let's make a step back and look at this code closely (wtf?)
  // If the content of the popper grows once it's been positioned, it
  // may happen that the popper gets misplaced because of the new content
  // overflowing its reference element
  // To avoid this problem, we provide two options (x and y), which allow
  // the consumer to define the offset origin.
  // If we position a popper on top of a reference element, we can set
  // `x` to `top` to make the popper grow towards its top instead of
  // its bottom.
    var left = void 0,
      top = void 0
    if (sideA === 'bottom') {
      top = -offsetParentRect.height + offsets.bottom
    } else {
      top = offsets.top
    }
    if (sideB === 'right') {
      left = -offsetParentRect.width + offsets.right
    } else {
      left = offsets.left
    }
    if (gpuAcceleration && prefixedProperty) {
      styles[prefixedProperty] = 'translate3d(' + left + 'px, ' + top + 'px, 0)'
      styles[sideA] = 0
      styles[sideB] = 0
      styles.willChange = 'transform'
    } else {
    // othwerise, we use the standard `top`, `left`, `bottom` and `right` properties
      var invertTop = sideA === 'bottom' ? -1 : 1
      var invertLeft = sideB === 'right' ? -1 : 1
      styles[sideA] = top * invertTop
      styles[sideB] = left * invertLeft
      styles.willChange = sideA + ', ' + sideB
    }

  // Attributes
    var attributes = {
      'x-placement': data.placement
    }

  // Update `data` attributes, styles and arrowStyles
    data.attributes = _extends$1({}, attributes, data.attributes)
    data.styles = _extends$1({}, styles, data.styles)
    data.arrowStyles = _extends$1({}, data.offsets.arrow, data.arrowStyles)

    return data
  }

/**
 * Helper used to know if the given modifier depends from another one.<br />
 * It checks if the needed modifier is listed and enabled.
 * @method
 * @memberof Popper.Utils
 * @param {Array} modifiers - list of modifiers
 * @param {String} requestingName - name of requesting modifier
 * @param {String} requestedName - name of requested modifier
 * @returns {Boolean}
 */
  function isModifierRequired (modifiers, requestingName, requestedName) {
    var requesting = find(modifiers, function (_ref) {
      var name = _ref.name
      return name === requestingName
    })

    var isRequired = !!requesting && modifiers.some(function (modifier) {
      return modifier.name === requestedName && modifier.enabled && modifier.order < requesting.order
    })

    if (!isRequired) {
      var _requesting = '`' + requestingName + '`'
      var requested = '`' + requestedName + '`'
      console.warn(requested + ' modifier is required by ' + _requesting + ' modifier in order to work, be sure to include it before ' + _requesting + '!')
    }
    return isRequired
  }

/**
 * @function
 * @memberof Modifiers
 * @argument {Object} data - The data object generated by update method
 * @argument {Object} options - Modifiers configuration and options
 * @returns {Object} The data object, properly modified
 */
  function arrow (data, options) {
    var _data$offsets$arrow

  // arrow depends on keepTogether in order to work
    if (!isModifierRequired(data.instance.modifiers, 'arrow', 'keepTogether')) {
      return data
    }

    var arrowElement = options.element

  // if arrowElement is a string, suppose it's a CSS selector
    if (typeof arrowElement === 'string') {
      arrowElement = data.instance.popper.querySelector(arrowElement)

    // if arrowElement is not found, don't run the modifier
      if (!arrowElement) {
        return data
      }
    } else {
    // if the arrowElement isn't a query selector we must check that the
    // provided DOM node is child of its popper node
      if (!data.instance.popper.contains(arrowElement)) {
        console.warn('WARNING: `arrow.element` must be child of its popper element!')
        return data
      }
    }

    var placement = data.placement.split('-')[0]
    var _data$offsets = data.offsets,
      popper = _data$offsets.popper,
      reference = _data$offsets.reference

    var isVertical = ['left', 'right'].indexOf(placement) !== -1

    var len = isVertical ? 'height' : 'width'
    var sideCapitalized = isVertical ? 'Top' : 'Left'
    var side = sideCapitalized.toLowerCase()
    var altSide = isVertical ? 'left' : 'top'
    var opSide = isVertical ? 'bottom' : 'right'
    var arrowElementSize = getOuterSizes(arrowElement)[len]

  //
  // extends keepTogether behavior making sure the popper and its
  // reference have enough pixels in conjuction
  //

  // top/left side
    if (reference[opSide] - arrowElementSize < popper[side]) {
      data.offsets.popper[side] -= popper[side] - (reference[opSide] - arrowElementSize)
    }
  // bottom/right side
    if (reference[side] + arrowElementSize > popper[opSide]) {
      data.offsets.popper[side] += reference[side] + arrowElementSize - popper[opSide]
    }
    data.offsets.popper = getClientRect(data.offsets.popper)

  // compute center of the popper
    var center = reference[side] + reference[len] / 2 - arrowElementSize / 2

  // Compute the sideValue using the updated popper offsets
  // take popper margin in account because we don't have this info available
    var css = getStyleComputedProperty(data.instance.popper)
    var popperMarginSide = parseFloat(css['margin' + sideCapitalized], 10)
    var popperBorderSide = parseFloat(css['border' + sideCapitalized + 'Width'], 10)
    var sideValue = center - data.offsets.popper[side] - popperMarginSide - popperBorderSide

  // prevent arrowElement from being placed not contiguously to its popper
    sideValue = Math.max(Math.min(popper[len] - arrowElementSize, sideValue), 0)

    data.arrowElement = arrowElement
    data.offsets.arrow = (_data$offsets$arrow = {}, defineProperty(_data$offsets$arrow, side, Math.round(sideValue)), defineProperty(_data$offsets$arrow, altSide, ''), _data$offsets$arrow)

    return data
  }

/**
 * Get the opposite placement variation of the given one
 * @method
 * @memberof Popper.Utils
 * @argument {String} placement variation
 * @returns {String} flipped placement variation
 */
  function getOppositeVariation (variation) {
    if (variation === 'end') {
      return 'start'
    } else if (variation === 'start') {
      return 'end'
    }
    return variation
  }

/**
 * List of accepted placements to use as values of the `placement` option.<br />
 * Valid placements are:
 * - `auto`
 * - `top`
 * - `right`
 * - `bottom`
 * - `left`
 *
 * Each placement can have a variation from this list:
 * - `-start`
 * - `-end`
 *
 * Variations are interpreted easily if you think of them as the left to right
 * written languages. Horizontally (`top` and `bottom`), `start` is left and `end`
 * is right.<br />
 * Vertically (`left` and `right`), `start` is top and `end` is bottom.
 *
 * Some valid examples are:
 * - `top-end` (on top of reference, right aligned)
 * - `right-start` (on right of reference, top aligned)
 * - `bottom` (on bottom, centered)
 * - `auto-right` (on the side with more space available, alignment depends by placement)
 *
 * @static
 * @type {Array}
 * @enum {String}
 * @readonly
 * @method placements
 * @memberof Popper
 */
  var placements = ['auto-start', 'auto', 'auto-end', 'top-start', 'top', 'top-end', 'right-start', 'right', 'right-end', 'bottom-end', 'bottom', 'bottom-start', 'left-end', 'left', 'left-start']

// Get rid of `auto` `auto-start` and `auto-end`
  var validPlacements = placements.slice(3)

/**
 * Given an initial placement, returns all the subsequent placements
 * clockwise (or counter-clockwise).
 *
 * @method
 * @memberof Popper.Utils
 * @argument {String} placement - A valid placement (it accepts variations)
 * @argument {Boolean} counter - Set to true to walk the placements counterclockwise
 * @returns {Array} placements including their variations
 */
  function clockwise (placement) {
    var counter = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false

    var index = validPlacements.indexOf(placement)
    var arr = validPlacements.slice(index + 1).concat(validPlacements.slice(0, index))
    return counter ? arr.reverse() : arr
  }

  var BEHAVIORS = {
    FLIP: 'flip',
    CLOCKWISE: 'clockwise',
    COUNTERCLOCKWISE: 'counterclockwise'
  }

/**
 * @function
 * @memberof Modifiers
 * @argument {Object} data - The data object generated by update method
 * @argument {Object} options - Modifiers configuration and options
 * @returns {Object} The data object, properly modified
 */
  function flip (data, options) {
  // if `inner` modifier is enabled, we can't use the `flip` modifier
    if (isModifierEnabled(data.instance.modifiers, 'inner')) {
      return data
    }

    if (data.flipped && data.placement === data.originalPlacement) {
    // seems like flip is trying to loop, probably there's not enough space on any of the flippable sides
      return data
    }

    var boundaries = getBoundaries(data.instance.popper, data.instance.reference, options.padding, options.boundariesElement)

    var placement = data.placement.split('-')[0]
    var placementOpposite = getOppositePlacement(placement)
    var variation = data.placement.split('-')[1] || ''

    var flipOrder = []

    switch (options.behavior) {
      case BEHAVIORS.FLIP:
        flipOrder = [placement, placementOpposite]
        break
      case BEHAVIORS.CLOCKWISE:
        flipOrder = clockwise(placement)
        break
      case BEHAVIORS.COUNTERCLOCKWISE:
        flipOrder = clockwise(placement, true)
        break
      default:
        flipOrder = options.behavior
    }

    flipOrder.forEach(function (step, index) {
      if (placement !== step || flipOrder.length === index + 1) {
        return data
      }

      placement = data.placement.split('-')[0]
      placementOpposite = getOppositePlacement(placement)

      var popperOffsets = data.offsets.popper
      var refOffsets = data.offsets.reference

    // using floor because the reference offsets may contain decimals we are not going to consider here
      var floor = Math.floor
      var overlapsRef = placement === 'left' && floor(popperOffsets.right) > floor(refOffsets.left) || placement === 'right' && floor(popperOffsets.left) < floor(refOffsets.right) || placement === 'top' && floor(popperOffsets.bottom) > floor(refOffsets.top) || placement === 'bottom' && floor(popperOffsets.top) < floor(refOffsets.bottom)

      var overflowsLeft = floor(popperOffsets.left) < floor(boundaries.left)
      var overflowsRight = floor(popperOffsets.right) > floor(boundaries.right)
      var overflowsTop = floor(popperOffsets.top) < floor(boundaries.top)
      var overflowsBottom = floor(popperOffsets.bottom) > floor(boundaries.bottom)

      var overflowsBoundaries = placement === 'left' && overflowsLeft || placement === 'right' && overflowsRight || placement === 'top' && overflowsTop || placement === 'bottom' && overflowsBottom

    // flip the variation if required
      var isVertical = ['top', 'bottom'].indexOf(placement) !== -1
      var flippedVariation = !!options.flipVariations && (isVertical && variation === 'start' && overflowsLeft || isVertical && variation === 'end' && overflowsRight || !isVertical && variation === 'start' && overflowsTop || !isVertical && variation === 'end' && overflowsBottom)

      if (overlapsRef || overflowsBoundaries || flippedVariation) {
      // this boolean to detect any flip loop
        data.flipped = true

        if (overlapsRef || overflowsBoundaries) {
          placement = flipOrder[index + 1]
        }

        if (flippedVariation) {
          variation = getOppositeVariation(variation)
        }

        data.placement = placement + (variation ? '-' + variation : '')

      // this object contains `position`, we want to preserve it along with
      // any additional property we may add in the future
        data.offsets.popper = _extends$1({}, data.offsets.popper, getPopperOffsets(data.instance.popper, data.offsets.reference, data.placement))

        data = runModifiers(data.instance.modifiers, data, 'flip')
      }
    })
    return data
  }

/**
 * @function
 * @memberof Modifiers
 * @argument {Object} data - The data object generated by update method
 * @argument {Object} options - Modifiers configuration and options
 * @returns {Object} The data object, properly modified
 */
  function keepTogether (data) {
    var _data$offsets = data.offsets,
      popper = _data$offsets.popper,
      reference = _data$offsets.reference

    var placement = data.placement.split('-')[0]
    var floor = Math.floor
    var isVertical = ['top', 'bottom'].indexOf(placement) !== -1
    var side = isVertical ? 'right' : 'bottom'
    var opSide = isVertical ? 'left' : 'top'
    var measurement = isVertical ? 'width' : 'height'

    if (popper[side] < floor(reference[opSide])) {
      data.offsets.popper[opSide] = floor(reference[opSide]) - popper[measurement]
    }
    if (popper[opSide] > floor(reference[side])) {
      data.offsets.popper[opSide] = floor(reference[side])
    }

    return data
  }

/**
 * Converts a string containing value + unit into a px value number
 * @function
 * @memberof {modifiers~offset}
 * @private
 * @argument {String} str - Value + unit string
 * @argument {String} measurement - `height` or `width`
 * @argument {Object} popperOffsets
 * @argument {Object} referenceOffsets
 * @returns {Number|String}
 * Value in pixels, or original string if no values were extracted
 */
  function toValue (str, measurement, popperOffsets, referenceOffsets) {
  // separate value from unit
    var split = str.match(/((?:\-|\+)?\d*\.?\d*)(.*)/)
    var value = +split[1]
    var unit = split[2]

  // If it's not a number it's an operator, I guess
    if (!value) {
      return str
    }

    if (unit.indexOf('%') === 0) {
      var element = void 0
      switch (unit) {
        case '%p':
          element = popperOffsets
          break
        case '%':
        case '%r':
        default:
          element = referenceOffsets
      }

      var rect = getClientRect(element)
      return rect[measurement] / 100 * value
    } else if (unit === 'vh' || unit === 'vw') {
    // if is a vh or vw, we calculate the size based on the viewport
      var size = void 0
      if (unit === 'vh') {
        size = Math.max(document.documentElement.clientHeight, window.innerHeight || 0)
      } else {
        size = Math.max(document.documentElement.clientWidth, window.innerWidth || 0)
      }
      return size / 100 * value
    } else {
    // if is an explicit pixel unit, we get rid of the unit and keep the value
    // if is an implicit unit, it's px, and we return just the value
      return value
    }
  }

/**
 * Parse an `offset` string to extrapolate `x` and `y` numeric offsets.
 * @function
 * @memberof {modifiers~offset}
 * @private
 * @argument {String} offset
 * @argument {Object} popperOffsets
 * @argument {Object} referenceOffsets
 * @argument {String} basePlacement
 * @returns {Array} a two cells array with x and y offsets in numbers
 */
  function parseOffset (offset, popperOffsets, referenceOffsets, basePlacement) {
    var offsets = [0, 0]

  // Use height if placement is left or right and index is 0 otherwise use width
  // in this way the first offset will use an axis and the second one
  // will use the other one
    var useHeight = ['right', 'left'].indexOf(basePlacement) !== -1

  // Split the offset string to obtain a list of values and operands
  // The regex addresses values with the plus or minus sign in front (+10, -20, etc)
    var fragments = offset.split(/(\+|\-)/).map(function (frag) {
      return frag.trim()
    })

  // Detect if the offset string contains a pair of values or a single one
  // they could be separated by comma or space
    var divider = fragments.indexOf(find(fragments, function (frag) {
      return frag.search(/,|\s/) !== -1
    }))

    if (fragments[divider] && fragments[divider].indexOf(',') === -1) {
      console.warn('Offsets separated by white space(s) are deprecated, use a comma (,) instead.')
    }

  // If divider is found, we divide the list of values and operands to divide
  // them by ofset X and Y.
    var splitRegex = /\s*,\s*|\s+/
    var ops = divider !== -1 ? [fragments.slice(0, divider).concat([fragments[divider].split(splitRegex)[0]]), [fragments[divider].split(splitRegex)[1]].concat(fragments.slice(divider + 1))] : [fragments]

  // Convert the values with units to absolute pixels to allow our computations
    ops = ops.map(function (op, index) {
    // Most of the units rely on the orientation of the popper
      var measurement = (index === 1 ? !useHeight : useHeight) ? 'height' : 'width'
      var mergeWithPrevious = false
      return op
    // This aggregates any `+` or `-` sign that aren't considered operators
    // e.g.: 10 + +5 => [10, +, +5]
    .reduce(function (a, b) {
      if (a[a.length - 1] === '' && ['+', '-'].indexOf(b) !== -1) {
        a[a.length - 1] = b
        mergeWithPrevious = true
        return a
      } else if (mergeWithPrevious) {
        a[a.length - 1] += b
        mergeWithPrevious = false
        return a
      } else {
        return a.concat(b)
      }
    }, [])
    // Here we convert the string values into number values (in px)
    .map(function (str) {
      return toValue(str, measurement, popperOffsets, referenceOffsets)
    })
    })

  // Loop trough the offsets arrays and execute the operations
    ops.forEach(function (op, index) {
      op.forEach(function (frag, index2) {
        if (isNumeric(frag)) {
          offsets[index] += frag * (op[index2 - 1] === '-' ? -1 : 1)
        }
      })
    })
    return offsets
  }

/**
 * @function
 * @memberof Modifiers
 * @argument {Object} data - The data object generated by update method
 * @argument {Object} options - Modifiers configuration and options
 * @argument {Number|String} options.offset=0
 * The offset value as described in the modifier description
 * @returns {Object} The data object, properly modified
 */
  function offset (data, _ref) {
    var offset = _ref.offset
    var placement = data.placement,
      _data$offsets = data.offsets,
      popper = _data$offsets.popper,
      reference = _data$offsets.reference

    var basePlacement = placement.split('-')[0]

    var offsets = void 0
    if (isNumeric(+offset)) {
      offsets = [+offset, 0]
    } else {
      offsets = parseOffset(offset, popper, reference, basePlacement)
    }

    if (basePlacement === 'left') {
      popper.top += offsets[0]
      popper.left -= offsets[1]
    } else if (basePlacement === 'right') {
      popper.top += offsets[0]
      popper.left += offsets[1]
    } else if (basePlacement === 'top') {
      popper.left += offsets[0]
      popper.top -= offsets[1]
    } else if (basePlacement === 'bottom') {
      popper.left += offsets[0]
      popper.top += offsets[1]
    }

    data.popper = popper
    return data
  }

/**
 * @function
 * @memberof Modifiers
 * @argument {Object} data - The data object generated by `update` method
 * @argument {Object} options - Modifiers configuration and options
 * @returns {Object} The data object, properly modified
 */
  function preventOverflow (data, options) {
    var boundariesElement = options.boundariesElement || getOffsetParent(data.instance.popper)

  // If offsetParent is the reference element, we really want to
  // go one step up and use the next offsetParent as reference to
  // avoid to make this modifier completely useless and look like broken
    if (data.instance.reference === boundariesElement) {
      boundariesElement = getOffsetParent(boundariesElement)
    }

    var boundaries = getBoundaries(data.instance.popper, data.instance.reference, options.padding, boundariesElement)
    options.boundaries = boundaries

    var order = options.priority
    var popper = data.offsets.popper

    var check = {
      primary: function primary (placement) {
        var value = popper[placement]
        if (popper[placement] < boundaries[placement] && !options.escapeWithReference) {
          value = Math.max(popper[placement], boundaries[placement])
        }
        return defineProperty({}, placement, value)
      },
      secondary: function secondary (placement) {
        var mainSide = placement === 'right' ? 'left' : 'top'
        var value = popper[mainSide]
        if (popper[placement] > boundaries[placement] && !options.escapeWithReference) {
          value = Math.min(popper[mainSide], boundaries[placement] - (placement === 'right' ? popper.width : popper.height))
        }
        return defineProperty({}, mainSide, value)
      }
    }

    order.forEach(function (placement) {
      var side = ['left', 'top'].indexOf(placement) !== -1 ? 'primary' : 'secondary'
      popper = _extends$1({}, popper, check[side](placement))
    })

    data.offsets.popper = popper

    return data
  }

/**
 * @function
 * @memberof Modifiers
 * @argument {Object} data - The data object generated by `update` method
 * @argument {Object} options - Modifiers configuration and options
 * @returns {Object} The data object, properly modified
 */
  function shift (data) {
    var placement = data.placement
    var basePlacement = placement.split('-')[0]
    var shiftvariation = placement.split('-')[1]

  // if shift shiftvariation is specified, run the modifier
    if (shiftvariation) {
      var _data$offsets = data.offsets,
        reference = _data$offsets.reference,
        popper = _data$offsets.popper

      var isVertical = ['bottom', 'top'].indexOf(basePlacement) !== -1
      var side = isVertical ? 'left' : 'top'
      var measurement = isVertical ? 'width' : 'height'

      var shiftOffsets = {
        start: defineProperty({}, side, reference[side]),
        end: defineProperty({}, side, reference[side] + reference[measurement] - popper[measurement])
      }

      data.offsets.popper = _extends$1({}, popper, shiftOffsets[shiftvariation])
    }

    return data
  }

/**
 * @function
 * @memberof Modifiers
 * @argument {Object} data - The data object generated by update method
 * @argument {Object} options - Modifiers configuration and options
 * @returns {Object} The data object, properly modified
 */
  function hide (data) {
    if (!isModifierRequired(data.instance.modifiers, 'hide', 'preventOverflow')) {
      return data
    }

    var refRect = data.offsets.reference
    var bound = find(data.instance.modifiers, function (modifier) {
      return modifier.name === 'preventOverflow'
    }).boundaries

    if (refRect.bottom < bound.top || refRect.left > bound.right || refRect.top > bound.bottom || refRect.right < bound.left) {
    // Avoid unnecessary DOM access if visibility hasn't changed
      if (data.hide === true) {
        return data
      }

      data.hide = true
      data.attributes['x-out-of-boundaries'] = ''
    } else {
    // Avoid unnecessary DOM access if visibility hasn't changed
      if (data.hide === false) {
        return data
      }

      data.hide = false
      data.attributes['x-out-of-boundaries'] = false
    }

    return data
  }

/**
 * @function
 * @memberof Modifiers
 * @argument {Object} data - The data object generated by `update` method
 * @argument {Object} options - Modifiers configuration and options
 * @returns {Object} The data object, properly modified
 */
  function inner (data) {
    var placement = data.placement
    var basePlacement = placement.split('-')[0]
    var _data$offsets = data.offsets,
      popper = _data$offsets.popper,
      reference = _data$offsets.reference

    var isHoriz = ['left', 'right'].indexOf(basePlacement) !== -1

    var subtractLength = ['top', 'left'].indexOf(basePlacement) === -1

    popper[isHoriz ? 'left' : 'top'] = reference[basePlacement] - (subtractLength ? popper[isHoriz ? 'width' : 'height'] : 0)

    data.placement = getOppositePlacement(placement)
    data.offsets.popper = getClientRect(popper)

    return data
  }

/**
 * Modifier function, each modifier can have a function of this type assigned
 * to its `fn` property.<br />
 * These functions will be called on each update, this means that you must
 * make sure they are performant enough to avoid performance bottlenecks.
 *
 * @function ModifierFn
 * @argument {dataObject} data - The data object generated by `update` method
 * @argument {Object} options - Modifiers configuration and options
 * @returns {dataObject} The data object, properly modified
 */

/**
 * Modifiers are plugins used to alter the behavior of your poppers.<br />
 * Popper.js uses a set of 9 modifiers to provide all the basic functionalities
 * needed by the library.
 *
 * Usually you don't want to override the `order`, `fn` and `onLoad` props.
 * All the other properties are configurations that could be tweaked.
 * @namespace modifiers
 */
  var modifiers = {
  /**
   * Modifier used to shift the popper on the start or end of its reference
   * element.<br />
   * It will read the variation of the `placement` property.<br />
   * It can be one either `-end` or `-start`.
   * @memberof modifiers
   * @inner
   */
    shift: {
    /** @prop {number} order=100 - Index used to define the order of execution */
      order: 100,
    /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */
      enabled: true,
    /** @prop {ModifierFn} */
      fn: shift
    },

  /**
   * The `offset` modifier can shift your popper on both its axis.
   *
   * It accepts the following units:
   * - `px` or unitless, interpreted as pixels
   * - `%` or `%r`, percentage relative to the length of the reference element
   * - `%p`, percentage relative to the length of the popper element
   * - `vw`, CSS viewport width unit
   * - `vh`, CSS viewport height unit
   *
   * For length is intended the main axis relative to the placement of the popper.<br />
   * This means that if the placement is `top` or `bottom`, the length will be the
   * `width`. In case of `left` or `right`, it will be the height.
   *
   * You can provide a single value (as `Number` or `String`), or a pair of values
   * as `String` divided by a comma or one (or more) white spaces.<br />
   * The latter is a deprecated method because it leads to confusion and will be
   * removed in v2.<br />
   * Additionally, it accepts additions and subtractions between different units.
   * Note that multiplications and divisions aren't supported.
   *
   * Valid examples are:
   * ```
   * 10
   * '10%'
   * '10, 10'
   * '10%, 10'
   * '10 + 10%'
   * '10 - 5vh + 3%'
   * '-10px + 5vh, 5px - 6%'
   * ```
   * > **NB**: If you desire to apply offsets to your poppers in a way that may make them overlap
   * > with their reference element, unfortunately, you will have to disable the `flip` modifier.
   * > More on this [reading this issue](https://github.com/FezVrasta/popper.js/issues/373)
   *
   * @memberof modifiers
   * @inner
   */
    offset: {
    /** @prop {number} order=200 - Index used to define the order of execution */
      order: 200,
    /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */
      enabled: true,
    /** @prop {ModifierFn} */
      fn: offset,
    /** @prop {Number|String} offset=0
     * The offset value as described in the modifier description
     */
      offset: 0
    },

  /**
   * Modifier used to prevent the popper from being positioned outside the boundary.
   *
   * An scenario exists where the reference itself is not within the boundaries.<br />
   * We can say it has "escaped the boundaries" — or just "escaped".<br />
   * In this case we need to decide whether the popper should either:
   *
   * - detach from the reference and remain "trapped" in the boundaries, or
   * - if it should ignore the boundary and "escape with its reference"
   *
   * When `escapeWithReference` is set to`true` and reference is completely
   * outside its boundaries, the popper will overflow (or completely leave)
   * the boundaries in order to remain attached to the edge of the reference.
   *
   * @memberof modifiers
   * @inner
   */
    preventOverflow: {
    /** @prop {number} order=300 - Index used to define the order of execution */
      order: 300,
    /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */
      enabled: true,
    /** @prop {ModifierFn} */
      fn: preventOverflow,
    /**
     * @prop {Array} [priority=['left','right','top','bottom']]
     * Popper will try to prevent overflow following these priorities by default,
     * then, it could overflow on the left and on top of the `boundariesElement`
     */
      priority: ['left', 'right', 'top', 'bottom'],
    /**
     * @prop {number} padding=5
     * Amount of pixel used to define a minimum distance between the boundaries
     * and the popper this makes sure the popper has always a little padding
     * between the edges of its container
     */
      padding: 5,
    /**
     * @prop {String|HTMLElement} boundariesElement='scrollParent'
     * Boundaries used by the modifier, can be `scrollParent`, `window`,
     * `viewport` or any DOM element.
     */
      boundariesElement: 'scrollParent'
    },

  /**
   * Modifier used to make sure the reference and its popper stay near eachothers
   * without leaving any gap between the two. Expecially useful when the arrow is
   * enabled and you want to assure it to point to its reference element.
   * It cares only about the first axis, you can still have poppers with margin
   * between the popper and its reference element.
   * @memberof modifiers
   * @inner
   */
    keepTogether: {
    /** @prop {number} order=400 - Index used to define the order of execution */
      order: 400,
    /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */
      enabled: true,
    /** @prop {ModifierFn} */
      fn: keepTogether
    },

  /**
   * This modifier is used to move the `arrowElement` of the popper to make
   * sure it is positioned between the reference element and its popper element.
   * It will read the outer size of the `arrowElement` node to detect how many
   * pixels of conjuction are needed.
   *
   * It has no effect if no `arrowElement` is provided.
   * @memberof modifiers
   * @inner
   */
    arrow: {
    /** @prop {number} order=500 - Index used to define the order of execution */
      order: 500,
    /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */
      enabled: true,
    /** @prop {ModifierFn} */
      fn: arrow,
    /** @prop {String|HTMLElement} element='[x-arrow]' - Selector or node used as arrow */
      element: '[x-arrow]'
    },

  /**
   * Modifier used to flip the popper's placement when it starts to overlap its
   * reference element.
   *
   * Requires the `preventOverflow` modifier before it in order to work.
   *
   * **NOTE:** this modifier will interrupt the current update cycle and will
   * restart it if it detects the need to flip the placement.
   * @memberof modifiers
   * @inner
   */
    flip: {
    /** @prop {number} order=600 - Index used to define the order of execution */
      order: 600,
    /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */
      enabled: true,
    /** @prop {ModifierFn} */
      fn: flip,
    /**
     * @prop {String|Array} behavior='flip'
     * The behavior used to change the popper's placement. It can be one of
     * `flip`, `clockwise`, `counterclockwise` or an array with a list of valid
     * placements (with optional variations).
     */
      behavior: 'flip',
    /**
     * @prop {number} padding=5
     * The popper will flip if it hits the edges of the `boundariesElement`
     */
      padding: 5,
    /**
     * @prop {String|HTMLElement} boundariesElement='viewport'
     * The element which will define the boundaries of the popper position,
     * the popper will never be placed outside of the defined boundaries
     * (except if keepTogether is enabled)
     */
      boundariesElement: 'viewport'
    },

  /**
   * Modifier used to make the popper flow toward the inner of the reference element.
   * By default, when this modifier is disabled, the popper will be placed outside
   * the reference element.
   * @memberof modifiers
   * @inner
   */
    inner: {
    /** @prop {number} order=700 - Index used to define the order of execution */
      order: 700,
    /** @prop {Boolean} enabled=false - Whether the modifier is enabled or not */
      enabled: false,
    /** @prop {ModifierFn} */
      fn: inner
    },

  /**
   * Modifier used to hide the popper when its reference element is outside of the
   * popper boundaries. It will set a `x-out-of-boundaries` attribute which can
   * be used to hide with a CSS selector the popper when its reference is
   * out of boundaries.
   *
   * Requires the `preventOverflow` modifier before it in order to work.
   * @memberof modifiers
   * @inner
   */
    hide: {
    /** @prop {number} order=800 - Index used to define the order of execution */
      order: 800,
    /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */
      enabled: true,
    /** @prop {ModifierFn} */
      fn: hide
    },

  /**
   * Computes the style that will be applied to the popper element to gets
   * properly positioned.
   *
   * Note that this modifier will not touch the DOM, it just prepares the styles
   * so that `applyStyle` modifier can apply it. This separation is useful
   * in case you need to replace `applyStyle` with a custom implementation.
   *
   * This modifier has `850` as `order` value to maintain backward compatibility
   * with previous versions of Popper.js. Expect the modifiers ordering method
   * to change in future major versions of the library.
   *
   * @memberof modifiers
   * @inner
   */
    computeStyle: {
    /** @prop {number} order=850 - Index used to define the order of execution */
      order: 850,
    /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */
      enabled: true,
    /** @prop {ModifierFn} */
      fn: computeStyle,
    /**
     * @prop {Boolean} gpuAcceleration=true
     * If true, it uses the CSS 3d transformation to position the popper.
     * Otherwise, it will use the `top` and `left` properties.
     */
      gpuAcceleration: true,
    /**
     * @prop {string} [x='bottom']
     * Where to anchor the X axis (`bottom` or `top`). AKA X offset origin.
     * Change this if your popper should grow in a direction different from `bottom`
     */
      x: 'bottom',
    /**
     * @prop {string} [x='left']
     * Where to anchor the Y axis (`left` or `right`). AKA Y offset origin.
     * Change this if your popper should grow in a direction different from `right`
     */
      y: 'right'
    },

  /**
   * Applies the computed styles to the popper element.
   *
   * All the DOM manipulations are limited to this modifier. This is useful in case
   * you want to integrate Popper.js inside a framework or view library and you
   * want to delegate all the DOM manipulations to it.
   *
   * Note that if you disable this modifier, you must make sure the popper element
   * has its position set to `absolute` before Popper.js can do its work!
   *
   * Just disable this modifier and define you own to achieve the desired effect.
   *
   * @memberof modifiers
   * @inner
   */
    applyStyle: {
    /** @prop {number} order=900 - Index used to define the order of execution */
      order: 900,
    /** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */
      enabled: true,
    /** @prop {ModifierFn} */
      fn: applyStyle,
    /** @prop {Function} */
      onLoad: applyStyleOnLoad,
    /**
     * @deprecated since version 1.10.0, the property moved to `computeStyle` modifier
     * @prop {Boolean} gpuAcceleration=true
     * If true, it uses the CSS 3d transformation to position the popper.
     * Otherwise, it will use the `top` and `left` properties.
     */
      gpuAcceleration: undefined
    }
  }

/**
 * The `dataObject` is an object containing all the informations used by Popper.js
 * this object get passed to modifiers and to the `onCreate` and `onUpdate` callbacks.
 * @name dataObject
 * @property {Object} data.instance The Popper.js instance
 * @property {String} data.placement Placement applied to popper
 * @property {String} data.originalPlacement Placement originally defined on init
 * @property {Boolean} data.flipped True if popper has been flipped by flip modifier
 * @property {Boolean} data.hide True if the reference element is out of boundaries, useful to know when to hide the popper.
 * @property {HTMLElement} data.arrowElement Node used as arrow by arrow modifier
 * @property {Object} data.styles Any CSS property defined here will be applied to the popper, it expects the JavaScript nomenclature (eg. `marginBottom`)
 * @property {Object} data.arrowStyles Any CSS property defined here will be applied to the popper arrow, it expects the JavaScript nomenclature (eg. `marginBottom`)
 * @property {Object} data.boundaries Offsets of the popper boundaries
 * @property {Object} data.offsets The measurements of popper, reference and arrow elements.
 * @property {Object} data.offsets.popper `top`, `left`, `width`, `height` values
 * @property {Object} data.offsets.reference `top`, `left`, `width`, `height` values
 * @property {Object} data.offsets.arrow] `top` and `left` offsets, only one of them will be different from 0
 */

/**
 * Default options provided to Popper.js constructor.<br />
 * These can be overriden using the `options` argument of Popper.js.<br />
 * To override an option, simply pass as 3rd argument an object with the same
 * structure of this object, example:
 * ```
 * new Popper(ref, pop, {
 *   modifiers: {
 *     preventOverflow: { enabled: false }
 *   }
 * })
 * ```
 * @type {Object}
 * @static
 * @memberof Popper
 */
  var Defaults = {
  /**
   * Popper's placement
   * @prop {Popper.placements} placement='bottom'
   */
    placement: 'bottom',

  /**
   * Whether events (resize, scroll) are initially enabled
   * @prop {Boolean} eventsEnabled=true
   */
    eventsEnabled: true,

  /**
   * Set to true if you want to automatically remove the popper when
   * you call the `destroy` method.
   * @prop {Boolean} removeOnDestroy=false
   */
    removeOnDestroy: false,

  /**
   * Callback called when the popper is created.<br />
   * By default, is set to no-op.<br />
   * Access Popper.js instance with `data.instance`.
   * @prop {onCreate}
   */
    onCreate: function onCreate () {},

  /**
   * Callback called when the popper is updated, this callback is not called
   * on the initialization/creation of the popper, but only on subsequent
   * updates.<br />
   * By default, is set to no-op.<br />
   * Access Popper.js instance with `data.instance`.
   * @prop {onUpdate}
   */
    onUpdate: function onUpdate () {},

  /**
   * List of modifiers used to modify the offsets before they are applied to the popper.
   * They provide most of the functionalities of Popper.js
   * @prop {modifiers}
   */
    modifiers: modifiers
  }

/**
 * @callback onCreate
 * @param {dataObject} data
 */

/**
 * @callback onUpdate
 * @param {dataObject} data
 */

// Utils
// Methods
  var Popper = (function () {
  /**
   * Create a new Popper.js instance
   * @class Popper
   * @param {HTMLElement|referenceObject} reference - The reference element used to position the popper
   * @param {HTMLElement} popper - The HTML element used as popper.
   * @param {Object} options - Your custom options to override the ones defined in [Defaults](#defaults)
   * @return {Object} instance - The generated Popper.js instance
   */
    function Popper (reference, popper) {
      var _this = this

      var options = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : {}
      classCallCheck(this, Popper)

      this.scheduleUpdate = function () {
        return requestAnimationFrame(_this.update)
      }

    // make update() debounced, so that it only runs at most once-per-tick
      this.update = debounce(this.update.bind(this))

    // with {} we create a new object with the options inside it
      this.options = _extends$1({}, Popper.Defaults, options)

    // init state
      this.state = {
        isDestroyed: false,
        isCreated: false,
        scrollParents: []
      }

    // get reference and popper elements (allow jQuery wrappers)
      this.reference = reference && reference.jquery ? reference[0] : reference
      this.popper = popper && popper.jquery ? popper[0] : popper

    // Deep merge modifiers options
      this.options.modifiers = {}
      Object.keys(_extends$1({}, Popper.Defaults.modifiers, options.modifiers)).forEach(function (name) {
        _this.options.modifiers[name] = _extends$1({}, Popper.Defaults.modifiers[name] || {}, options.modifiers ? options.modifiers[name] : {})
      })

    // Refactoring modifiers' list (Object => Array)
      this.modifiers = Object.keys(this.options.modifiers).map(function (name) {
        return _extends$1({
          name: name
        }, _this.options.modifiers[name])
      })
    // sort the modifiers by order
    .sort(function (a, b) {
      return a.order - b.order
    })

    // modifiers have the ability to execute arbitrary code when Popper.js get inited
    // such code is executed in the same order of its modifier
    // they could add new properties to their options configuration
    // BE AWARE: don't add options to `options.modifiers.name` but to `modifierOptions`!
      this.modifiers.forEach(function (modifierOptions) {
        if (modifierOptions.enabled && isFunction(modifierOptions.onLoad)) {
          modifierOptions.onLoad(_this.reference, _this.popper, _this.options, modifierOptions, _this.state)
        }
      })

    // fire the first update to position the popper in the right place
      this.update()

      var eventsEnabled = this.options.eventsEnabled
      if (eventsEnabled) {
      // setup event listeners, they will take care of update the position in specific situations
        this.enableEventListeners()
      }

      this.state.eventsEnabled = eventsEnabled
    }

  // We can't use class properties because they don't get listed in the
  // class prototype and break stuff like Sinon stubs

    createClass(Popper, [{
      key: 'update',
      value: function update$$1 () {
        return update.call(this)
      }
    }, {
      key: 'destroy',
      value: function destroy$$1 () {
        return destroy.call(this)
      }
    }, {
      key: 'enableEventListeners',
      value: function enableEventListeners$$1 () {
        return enableEventListeners.call(this)
      }
    }, {
      key: 'disableEventListeners',
      value: function disableEventListeners$$1 () {
        return disableEventListeners.call(this)
      }

    /**
     * Schedule an update, it will run on the next UI update available
     * @method scheduleUpdate
     * @memberof Popper
     */

    /**
     * Collection of utilities useful when writing custom modifiers.
     * Starting from version 1.7, this method is available only if you
     * include `popper-utils.js` before `popper.js`.
     *
     * **DEPRECATION**: This way to access PopperUtils is deprecated
     * and will be removed in v2! Use the PopperUtils module directly instead.
     * Due to the high instability of the methods contained in Utils, we can't
     * guarantee them to follow semver. Use them at your own risk!
     * @static
     * @private
     * @type {Object}
     * @deprecated since version 1.8
     * @member Utils
     * @memberof Popper
     */

    }])
    return Popper
  }())

/**
 * The `referenceObject` is an object that provides an interface compatible with Popper.js
 * and lets you use it as replacement of a real DOM node.<br />
 * You can use this method to position a popper relatively to a set of coordinates
 * in case you don't have a DOM node to use as reference.
 *
 * ```
 * new Popper(referenceObject, popperNode);
 * ```
 *
 * NB: This feature isn't supported in Internet Explorer 10
 * @name referenceObject
 * @property {Function} data.getBoundingClientRect
 * A function that returns a set of coordinates compatible with the native `getBoundingClientRect` method.
 * @property {number} data.clientWidth
 * An ES6 getter that will return the width of the virtual reference element.
 * @property {number} data.clientHeight
 * An ES6 getter that will return the height of the virtual reference element.
 */

  Popper.Utils = (typeof window !== 'undefined' ? window : global).PopperUtils
  Popper.placements = placements
  Popper.Defaults = Defaults

/**
 * --------------------------------------------------------------------------
 * Bootstrap (v4.0.0): dropdown.js
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
 * --------------------------------------------------------------------------
 */

  var Dropdown = (function ($$$1) {
  /**
   * ------------------------------------------------------------------------
   * Constants
   * ------------------------------------------------------------------------
   */
    var NAME = 'dropdown'
    var VERSION = '4.0.0'
    var DATA_KEY = 'bs.dropdown'
    var EVENT_KEY = '.' + DATA_KEY
    var DATA_API_KEY = '.data-api'
    var JQUERY_NO_CONFLICT = $$$1.fn[NAME]
    var ESCAPE_KEYCODE = 27 // KeyboardEvent.which value for Escape (Esc) key

    var SPACE_KEYCODE = 32 // KeyboardEvent.which value for space key

    var TAB_KEYCODE = 9 // KeyboardEvent.which value for tab key

    var ARROW_UP_KEYCODE = 38 // KeyboardEvent.which value for up arrow key

    var ARROW_DOWN_KEYCODE = 40 // KeyboardEvent.which value for down arrow key

    var RIGHT_MOUSE_BUTTON_WHICH = 3 // MouseEvent.which value for the right button (assuming a right-handed mouse)

    var REGEXP_KEYDOWN = new RegExp(ARROW_UP_KEYCODE + '|' + ARROW_DOWN_KEYCODE + '|' + ESCAPE_KEYCODE)
    var Event = {
      HIDE: 'hide' + EVENT_KEY,
      HIDDEN: 'hidden' + EVENT_KEY,
      SHOW: 'show' + EVENT_KEY,
      SHOWN: 'shown' + EVENT_KEY,
      CLICK: 'click' + EVENT_KEY,
      CLICK_DATA_API: 'click' + EVENT_KEY + DATA_API_KEY,
      KEYDOWN_DATA_API: 'keydown' + EVENT_KEY + DATA_API_KEY,
      KEYUP_DATA_API: 'keyup' + EVENT_KEY + DATA_API_KEY
    }
    var ClassName = {
      DISABLED: 'disabled',
      SHOW: 'show',
      DROPUP: 'dropup',
      DROPRIGHT: 'dropright',
      DROPLEFT: 'dropleft',
      MENURIGHT: 'dropdown-menu-right',
      MENULEFT: 'dropdown-menu-left',
      POSITION_STATIC: 'position-static'
    }
    var Selector = {
      DATA_TOGGLE: '[data-toggle="dropdown"]',
      FORM_CHILD: '.dropdown form',
      MENU: '.dropdown-menu',
      NAVBAR_NAV: '.navbar-nav',
      VISIBLE_ITEMS: '.dropdown-menu .dropdown-item:not(.disabled)'
    }
    var AttachmentMap = {
      TOP: 'top-start',
      TOPEND: 'top-end',
      BOTTOM: 'bottom-start',
      BOTTOMEND: 'bottom-end',
      RIGHT: 'right-start',
      RIGHTEND: 'right-end',
      LEFT: 'left-start',
      LEFTEND: 'left-end'
    }
    var Default = {
      offset: 0,
      flip: true,
      boundary: 'scrollParent'
    }
    var DefaultType = {
      offset: '(number|string|function)',
      flip: 'boolean',
      boundary: '(string|element)'
    /**
     * ------------------------------------------------------------------------
     * Class Definition
     * ------------------------------------------------------------------------
     */

    }

    var Dropdown =
  /* #__PURE__ */
  (function () {
    function Dropdown (element, config) {
      this._element = element
      this._popper = null
      this._config = this._getConfig(config)
      this._menu = this._getMenuElement()
      this._inNavbar = this._detectNavbar()

      this._addEventListeners()
    } // Getters

    var _proto = Dropdown.prototype

    // Public
    _proto.toggle = function toggle () {
      if (this._element.disabled || $$$1(this._element).hasClass(ClassName.DISABLED)) {
        return
      }

      var parent = Dropdown._getParentFromElement(this._element)

      var isActive = $$$1(this._menu).hasClass(ClassName.SHOW)

      Dropdown._clearMenus()

      if (isActive) {
        return
      }

      var relatedTarget = {
        relatedTarget: this._element
      }
      var showEvent = $$$1.Event(Event.SHOW, relatedTarget)
      $$$1(parent).trigger(showEvent)

      if (showEvent.isDefaultPrevented()) {
        return
      } // Disable totally Popper.js for Dropdown in Navbar

      if (!this._inNavbar) {
        /**
         * Check for Popper dependency
         * Popper - https://popper.js.org
         */
        if (typeof Popper === 'undefined') {
          throw new TypeError('Bootstrap dropdown require Popper.js (https://popper.js.org)')
        }

        var element = this._element // For dropup with alignment we use the parent as popper container

        if ($$$1(parent).hasClass(ClassName.DROPUP)) {
          if ($$$1(this._menu).hasClass(ClassName.MENULEFT) || $$$1(this._menu).hasClass(ClassName.MENURIGHT)) {
            element = parent
          }
        } // If boundary is not `scrollParent`, then set position to `static`
        // to allow the menu to "escape" the scroll parent's boundaries
        // https://github.com/twbs/bootstrap/issues/24251

        if (this._config.boundary !== 'scrollParent') {
          $$$1(parent).addClass(ClassName.POSITION_STATIC)
        }

        this._popper = new Popper(element, this._menu, this._getPopperConfig())
      } // If this is a touch-enabled device we add extra
      // empty mouseover listeners to the body's immediate children;
      // only needed because of broken event delegation on iOS
      // https://www.quirksmode.org/blog/archives/2014/02/mouse_event_bub.html

      if ('ontouchstart' in document.documentElement && $$$1(parent).closest(Selector.NAVBAR_NAV).length === 0) {
        $$$1('body').children().on('mouseover', null, $$$1.noop)
      }

      this._element.focus()

      this._element.setAttribute('aria-expanded', true)

      $$$1(this._menu).toggleClass(ClassName.SHOW)
      $$$1(parent).toggleClass(ClassName.SHOW).trigger($$$1.Event(Event.SHOWN, relatedTarget))
    }

    _proto.dispose = function dispose () {
      $$$1.removeData(this._element, DATA_KEY)
      $$$1(this._element).off(EVENT_KEY)
      this._element = null
      this._menu = null

      if (this._popper !== null) {
        this._popper.destroy()

        this._popper = null
      }
    }

    _proto.update = function update () {
      this._inNavbar = this._detectNavbar()

      if (this._popper !== null) {
        this._popper.scheduleUpdate()
      }
    } // Private

    _proto._addEventListeners = function _addEventListeners () {
      var _this = this

      $$$1(this._element).on(Event.CLICK, function (event) {
        event.preventDefault()
        event.stopPropagation()

        _this.toggle()
      })
    }

    _proto._getConfig = function _getConfig (config) {
      config = _extends({}, this.constructor.Default, $$$1(this._element).data(), config)
      Util.typeCheckConfig(NAME, config, this.constructor.DefaultType)
      return config
    }

    _proto._getMenuElement = function _getMenuElement () {
      if (!this._menu) {
        var parent = Dropdown._getParentFromElement(this._element)

        this._menu = $$$1(parent).find(Selector.MENU)[0]
      }

      return this._menu
    }

    _proto._getPlacement = function _getPlacement () {
      var $parentDropdown = $$$1(this._element).parent()
      var placement = AttachmentMap.BOTTOM // Handle dropup

      if ($parentDropdown.hasClass(ClassName.DROPUP)) {
        placement = AttachmentMap.TOP

        if ($$$1(this._menu).hasClass(ClassName.MENURIGHT)) {
          placement = AttachmentMap.TOPEND
        }
      } else if ($parentDropdown.hasClass(ClassName.DROPRIGHT)) {
        placement = AttachmentMap.RIGHT
      } else if ($parentDropdown.hasClass(ClassName.DROPLEFT)) {
        placement = AttachmentMap.LEFT
      } else if ($$$1(this._menu).hasClass(ClassName.MENURIGHT)) {
        placement = AttachmentMap.BOTTOMEND
      }

      return placement
    }

    _proto._detectNavbar = function _detectNavbar () {
      return $$$1(this._element).closest('.navbar').length > 0
    }

    _proto._getPopperConfig = function _getPopperConfig () {
      var _this2 = this

      var offsetConf = {}

      if (typeof this._config.offset === 'function') {
        offsetConf.fn = function (data) {
          data.offsets = _extends({}, data.offsets, _this2._config.offset(data.offsets) || {})
          return data
        }
      } else {
        offsetConf.offset = this._config.offset
      }

      var popperConfig = {
        placement: this._getPlacement(),
        modifiers: {
          offset: offsetConf,
          flip: {
            enabled: this._config.flip
          },
          preventOverflow: {
            boundariesElement: this._config.boundary
          }
        }
      }
      return popperConfig
    } // Static

    Dropdown._jQueryInterface = function _jQueryInterface (config) {
      return this.each(function () {
        var data = $$$1(this).data(DATA_KEY)

        var _config = typeof config === 'object' ? config : null

        if (!data) {
          data = new Dropdown(this, _config)
          $$$1(this).data(DATA_KEY, data)
        }

        if (typeof config === 'string') {
          if (typeof data[config] === 'undefined') {
            throw new TypeError('No method named "' + config + '"')
          }

          data[config]()
        }
      })
    }

    Dropdown._clearMenus = function _clearMenus (event) {
      if (event && (event.which === RIGHT_MOUSE_BUTTON_WHICH || event.type === 'keyup' && event.which !== TAB_KEYCODE)) {
        return
      }

      var toggles = $$$1.makeArray($$$1(Selector.DATA_TOGGLE))

      for (var i = 0; i < toggles.length; i++) {
        var parent = Dropdown._getParentFromElement(toggles[i])

        var context = $$$1(toggles[i]).data(DATA_KEY)
        var relatedTarget = {
          relatedTarget: toggles[i]
        }

        if (!context) {
          continue
        }

        var dropdownMenu = context._menu

        if (!$$$1(parent).hasClass(ClassName.SHOW)) {
          continue
        }

        if (event && (event.type === 'click' && /input|textarea/i.test(event.target.tagName) || event.type === 'keyup' && event.which === TAB_KEYCODE) && $$$1.contains(parent, event.target)) {
          continue
        }

        var hideEvent = $$$1.Event(Event.HIDE, relatedTarget)
        $$$1(parent).trigger(hideEvent)

        if (hideEvent.isDefaultPrevented()) {
          continue
        } // If this is a touch-enabled device we remove the extra
        // empty mouseover listeners we added for iOS support

        if ('ontouchstart' in document.documentElement) {
          $$$1('body').children().off('mouseover', null, $$$1.noop)
        }

        toggles[i].setAttribute('aria-expanded', 'false')
        $$$1(dropdownMenu).removeClass(ClassName.SHOW)
        $$$1(parent).removeClass(ClassName.SHOW).trigger($$$1.Event(Event.HIDDEN, relatedTarget))
      }
    }

    Dropdown._getParentFromElement = function _getParentFromElement (element) {
      var parent
      var selector = Util.getSelectorFromElement(element)

      if (selector) {
        parent = $$$1(selector)[0]
      }

      return parent || element.parentNode
    } // eslint-disable-next-line complexity

    Dropdown._dataApiKeydownHandler = function _dataApiKeydownHandler (event) {
      // If not input/textarea:
      //  - And not a key in REGEXP_KEYDOWN => not a dropdown command
      // If input/textarea:
      //  - If space key => not a dropdown command
      //  - If key is other than escape
      //    - If key is not up or down => not a dropdown command
      //    - If trigger inside the menu => not a dropdown command
      if (/input|textarea/i.test(event.target.tagName) ? event.which === SPACE_KEYCODE || event.which !== ESCAPE_KEYCODE && (event.which !== ARROW_DOWN_KEYCODE && event.which !== ARROW_UP_KEYCODE || $$$1(event.target).closest(Selector.MENU).length) : !REGEXP_KEYDOWN.test(event.which)) {
        return
      }

      event.preventDefault()
      event.stopPropagation()

      if (this.disabled || $$$1(this).hasClass(ClassName.DISABLED)) {
        return
      }

      var parent = Dropdown._getParentFromElement(this)

      var isActive = $$$1(parent).hasClass(ClassName.SHOW)

      if (!isActive && (event.which !== ESCAPE_KEYCODE || event.which !== SPACE_KEYCODE) || isActive && (event.which === ESCAPE_KEYCODE || event.which === SPACE_KEYCODE)) {
        if (event.which === ESCAPE_KEYCODE) {
          var toggle = $$$1(parent).find(Selector.DATA_TOGGLE)[0]
          $$$1(toggle).trigger('focus')
        }

        $$$1(this).trigger('click')
        return
      }

      var items = $$$1(parent).find(Selector.VISIBLE_ITEMS).get()

      if (items.length === 0) {
        return
      }

      var index = items.indexOf(event.target)

      if (event.which === ARROW_UP_KEYCODE && index > 0) {
        // Up
        index--
      }

      if (event.which === ARROW_DOWN_KEYCODE && index < items.length - 1) {
        // Down
        index++
      }

      if (index < 0) {
        index = 0
      }

      items[index].focus()
    }

    _createClass(Dropdown, null, [{
      key: 'VERSION',
      get: function get () {
        return VERSION
      }
    }, {
      key: 'Default',
      get: function get () {
        return Default
      }
    }, {
      key: 'DefaultType',
      get: function get () {
        return DefaultType
      }
    }])
    return Dropdown
  }())
  /**
   * ------------------------------------------------------------------------
   * Data Api implementation
   * ------------------------------------------------------------------------
   */

    $$$1(document).on(Event.KEYDOWN_DATA_API, Selector.DATA_TOGGLE, Dropdown._dataApiKeydownHandler).on(Event.KEYDOWN_DATA_API, Selector.MENU, Dropdown._dataApiKeydownHandler).on(Event.CLICK_DATA_API + ' ' + Event.KEYUP_DATA_API, Dropdown._clearMenus).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE, function (event) {
      event.preventDefault()
      event.stopPropagation()

      Dropdown._jQueryInterface.call($$$1(this), 'toggle')
    }).on(Event.CLICK_DATA_API, Selector.FORM_CHILD, function (e) {
      e.stopPropagation()
    })
  /**
   * ------------------------------------------------------------------------
   * jQuery
   * ------------------------------------------------------------------------
   */

    $$$1.fn[NAME] = Dropdown._jQueryInterface
    $$$1.fn[NAME].Constructor = Dropdown

    $$$1.fn[NAME].noConflict = function () {
      $$$1.fn[NAME] = JQUERY_NO_CONFLICT
      return Dropdown._jQueryInterface
    }

    return Dropdown
  }($, Popper))

/**
 * --------------------------------------------------------------------------
 * Bootstrap (v4.0.0): modal.js
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
 * --------------------------------------------------------------------------
 */

  var Modal = (function ($$$1) {
  /**
   * ------------------------------------------------------------------------
   * Constants
   * ------------------------------------------------------------------------
   */
    var NAME = 'modal'
    var VERSION = '4.0.0'
    var DATA_KEY = 'bs.modal'
    var EVENT_KEY = '.' + DATA_KEY
    var DATA_API_KEY = '.data-api'
    var JQUERY_NO_CONFLICT = $$$1.fn[NAME]
    var TRANSITION_DURATION = 300
    var BACKDROP_TRANSITION_DURATION = 150
    var ESCAPE_KEYCODE = 27 // KeyboardEvent.which value for Escape (Esc) key

    var Default = {
      backdrop: true,
      keyboard: true,
      focus: true,
      show: true
    }
    var DefaultType = {
      backdrop: '(boolean|string)',
      keyboard: 'boolean',
      focus: 'boolean',
      show: 'boolean'
    }
    var Event = {
      HIDE: 'hide' + EVENT_KEY,
      HIDDEN: 'hidden' + EVENT_KEY,
      SHOW: 'show' + EVENT_KEY,
      SHOWN: 'shown' + EVENT_KEY,
      FOCUSIN: 'focusin' + EVENT_KEY,
      RESIZE: 'resize' + EVENT_KEY,
      CLICK_DISMISS: 'click.dismiss' + EVENT_KEY,
      KEYDOWN_DISMISS: 'keydown.dismiss' + EVENT_KEY,
      MOUSEUP_DISMISS: 'mouseup.dismiss' + EVENT_KEY,
      MOUSEDOWN_DISMISS: 'mousedown.dismiss' + EVENT_KEY,
      CLICK_DATA_API: 'click' + EVENT_KEY + DATA_API_KEY
    }
    var ClassName = {
      SCROLLBAR_MEASURER: 'modal-scrollbar-measure',
      BACKDROP: 'modal-backdrop',
      OPEN: 'modal-open',
      FADE: 'fade',
      SHOW: 'show'
    }
    var Selector = {
      DIALOG: '.modal-dialog',
      DATA_TOGGLE: '[data-toggle="modal"]',
      DATA_DISMISS: '[data-dismiss="modal"]',
      FIXED_CONTENT: '.fixed-top, .fixed-bottom, .is-fixed, .sticky-top',
      STICKY_CONTENT: '.sticky-top',
      NAVBAR_TOGGLER: '.navbar-toggler'
    /**
     * ------------------------------------------------------------------------
     * Class Definition
     * ------------------------------------------------------------------------
     */

    }

    var Modal =
  /* #__PURE__ */
  (function () {
    function Modal (element, config) {
      this._config = this._getConfig(config)
      this._element = element
      this._dialog = $$$1(element).find(Selector.DIALOG)[0]
      this._backdrop = null
      this._isShown = false
      this._isBodyOverflowing = false
      this._ignoreBackdropClick = false
      this._originalBodyPadding = 0
      this._scrollbarWidth = 0
    } // Getters

    var _proto = Modal.prototype

    // Public
    _proto.toggle = function toggle (relatedTarget) {
      return this._isShown ? this.hide() : this.show(relatedTarget)
    }

    _proto.show = function show (relatedTarget) {
      var _this = this

      if (this._isTransitioning || this._isShown) {
        return
      }

      if (Util.supportsTransitionEnd() && $$$1(this._element).hasClass(ClassName.FADE)) {
        this._isTransitioning = true
      }

      var showEvent = $$$1.Event(Event.SHOW, {
        relatedTarget: relatedTarget
      })
      $$$1(this._element).trigger(showEvent)

      if (this._isShown || showEvent.isDefaultPrevented()) {
        return
      }

      this._isShown = true

      this._checkScrollbar()

      this._setScrollbar()

      this._adjustDialog()

      $$$1(document.body).addClass(ClassName.OPEN)

      this._setEscapeEvent()

      this._setResizeEvent()

      $$$1(this._element).on(Event.CLICK_DISMISS, Selector.DATA_DISMISS, function (event) {
        return _this.hide(event)
      })
      $$$1(this._dialog).on(Event.MOUSEDOWN_DISMISS, function () {
        $$$1(_this._element).one(Event.MOUSEUP_DISMISS, function (event) {
          if ($$$1(event.target).is(_this._element)) {
            _this._ignoreBackdropClick = true
          }
        })
      })

      this._showBackdrop(function () {
        return _this._showElement(relatedTarget)
      })
    }

    _proto.hide = function hide (event) {
      var _this2 = this

      if (event) {
        event.preventDefault()
      }

      if (this._isTransitioning || !this._isShown) {
        return
      }

      var hideEvent = $$$1.Event(Event.HIDE)
      $$$1(this._element).trigger(hideEvent)

      if (!this._isShown || hideEvent.isDefaultPrevented()) {
        return
      }

      this._isShown = false
      var transition = Util.supportsTransitionEnd() && $$$1(this._element).hasClass(ClassName.FADE)

      if (transition) {
        this._isTransitioning = true
      }

      this._setEscapeEvent()

      this._setResizeEvent()

      $$$1(document).off(Event.FOCUSIN)
      $$$1(this._element).removeClass(ClassName.SHOW)
      $$$1(this._element).off(Event.CLICK_DISMISS)
      $$$1(this._dialog).off(Event.MOUSEDOWN_DISMISS)

      if (transition) {
        $$$1(this._element).one(Util.TRANSITION_END, function (event) {
          return _this2._hideModal(event)
        }).emulateTransitionEnd(TRANSITION_DURATION)
      } else {
        this._hideModal()
      }
    }

    _proto.dispose = function dispose () {
      $$$1.removeData(this._element, DATA_KEY)
      $$$1(window, document, this._element, this._backdrop).off(EVENT_KEY)
      this._config = null
      this._element = null
      this._dialog = null
      this._backdrop = null
      this._isShown = null
      this._isBodyOverflowing = null
      this._ignoreBackdropClick = null
      this._scrollbarWidth = null
    }

    _proto.handleUpdate = function handleUpdate () {
      this._adjustDialog()
    } // Private

    _proto._getConfig = function _getConfig (config) {
      config = _extends({}, Default, config)
      Util.typeCheckConfig(NAME, config, DefaultType)
      return config
    }

    _proto._showElement = function _showElement (relatedTarget) {
      var _this3 = this

      var transition = Util.supportsTransitionEnd() && $$$1(this._element).hasClass(ClassName.FADE)

      if (!this._element.parentNode || this._element.parentNode.nodeType !== Node.ELEMENT_NODE) {
        // Don't move modal's DOM position
        document.body.appendChild(this._element)
      }

      this._element.style.display = 'block'

      this._element.removeAttribute('aria-hidden')

      this._element.scrollTop = 0

      if (transition) {
        Util.reflow(this._element)
      }

      $$$1(this._element).addClass(ClassName.SHOW)

      if (this._config.focus) {
        this._enforceFocus()
      }

      var shownEvent = $$$1.Event(Event.SHOWN, {
        relatedTarget: relatedTarget
      })

      var transitionComplete = function transitionComplete () {
        if (_this3._config.focus) {
          _this3._element.focus()
        }

        _this3._isTransitioning = false
        $$$1(_this3._element).trigger(shownEvent)
      }

      if (transition) {
        $$$1(this._dialog).one(Util.TRANSITION_END, transitionComplete).emulateTransitionEnd(TRANSITION_DURATION)
      } else {
        transitionComplete()
      }
    }

    _proto._enforceFocus = function _enforceFocus () {
      var _this4 = this

      $$$1(document).off(Event.FOCUSIN) // Guard against infinite focus loop
      .on(Event.FOCUSIN, function (event) {
        if (document !== event.target && _this4._element !== event.target && $$$1(_this4._element).has(event.target).length === 0) {
          _this4._element.focus()
        }
      })
    }

    _proto._setEscapeEvent = function _setEscapeEvent () {
      var _this5 = this

      if (this._isShown && this._config.keyboard) {
        $$$1(this._element).on(Event.KEYDOWN_DISMISS, function (event) {
          if (event.which === ESCAPE_KEYCODE) {
            event.preventDefault()

            _this5.hide()
          }
        })
      } else if (!this._isShown) {
        $$$1(this._element).off(Event.KEYDOWN_DISMISS)
      }
    }

    _proto._setResizeEvent = function _setResizeEvent () {
      var _this6 = this

      if (this._isShown) {
        $$$1(window).on(Event.RESIZE, function (event) {
          return _this6.handleUpdate(event)
        })
      } else {
        $$$1(window).off(Event.RESIZE)
      }
    }

    _proto._hideModal = function _hideModal () {
      var _this7 = this

      this._element.style.display = 'none'

      this._element.setAttribute('aria-hidden', true)

      this._isTransitioning = false

      this._showBackdrop(function () {
        $$$1(document.body).removeClass(ClassName.OPEN)

        _this7._resetAdjustments()

        _this7._resetScrollbar()

        $$$1(_this7._element).trigger(Event.HIDDEN)
      })
    }

    _proto._removeBackdrop = function _removeBackdrop () {
      if (this._backdrop) {
        $$$1(this._backdrop).remove()
        this._backdrop = null
      }
    }

    _proto._showBackdrop = function _showBackdrop (callback) {
      var _this8 = this

      var animate = $$$1(this._element).hasClass(ClassName.FADE) ? ClassName.FADE : ''

      if (this._isShown && this._config.backdrop) {
        var doAnimate = Util.supportsTransitionEnd() && animate
        this._backdrop = document.createElement('div')
        this._backdrop.className = ClassName.BACKDROP

        if (animate) {
          $$$1(this._backdrop).addClass(animate)
        }

        $$$1(this._backdrop).appendTo(document.body)
        $$$1(this._element).on(Event.CLICK_DISMISS, function (event) {
          if (_this8._ignoreBackdropClick) {
            _this8._ignoreBackdropClick = false
            return
          }

          if (event.target !== event.currentTarget) {
            return
          }

          if (_this8._config.backdrop === 'static') {
            _this8._element.focus()
          } else {
            _this8.hide()
          }
        })

        if (doAnimate) {
          Util.reflow(this._backdrop)
        }

        $$$1(this._backdrop).addClass(ClassName.SHOW)

        if (!callback) {
          return
        }

        if (!doAnimate) {
          callback()
          return
        }

        $$$1(this._backdrop).one(Util.TRANSITION_END, callback).emulateTransitionEnd(BACKDROP_TRANSITION_DURATION)
      } else if (!this._isShown && this._backdrop) {
        $$$1(this._backdrop).removeClass(ClassName.SHOW)

        var callbackRemove = function callbackRemove () {
          _this8._removeBackdrop()

          if (callback) {
            callback()
          }
        }

        if (Util.supportsTransitionEnd() && $$$1(this._element).hasClass(ClassName.FADE)) {
          $$$1(this._backdrop).one(Util.TRANSITION_END, callbackRemove).emulateTransitionEnd(BACKDROP_TRANSITION_DURATION)
        } else {
          callbackRemove()
        }
      } else if (callback) {
        callback()
      }
    } // ----------------------------------------------------------------------
    // the following methods are used to handle overflowing modals
    // todo (fat): these should probably be refactored out of modal.js
    // ----------------------------------------------------------------------

    _proto._adjustDialog = function _adjustDialog () {
      var isModalOverflowing = this._element.scrollHeight > document.documentElement.clientHeight

      if (!this._isBodyOverflowing && isModalOverflowing) {
        this._element.style.paddingLeft = this._scrollbarWidth + 'px'
      }

      if (this._isBodyOverflowing && !isModalOverflowing) {
        this._element.style.paddingRight = this._scrollbarWidth + 'px'
      }
    }

    _proto._resetAdjustments = function _resetAdjustments () {
      this._element.style.paddingLeft = ''
      this._element.style.paddingRight = ''
    }

    _proto._checkScrollbar = function _checkScrollbar () {
      var rect = document.body.getBoundingClientRect()
      this._isBodyOverflowing = rect.left + rect.right < window.innerWidth
      this._scrollbarWidth = this._getScrollbarWidth()
    }

    _proto._setScrollbar = function _setScrollbar () {
      var _this9 = this

      if (this._isBodyOverflowing) {
        // Note: DOMNode.style.paddingRight returns the actual value or '' if not set
        //   while $(DOMNode).css('padding-right') returns the calculated value or 0 if not set
        // Adjust fixed content padding
        $$$1(Selector.FIXED_CONTENT).each(function (index, element) {
          var actualPadding = $$$1(element)[0].style.paddingRight
          var calculatedPadding = $$$1(element).css('padding-right')
          $$$1(element).data('padding-right', actualPadding).css('padding-right', parseFloat(calculatedPadding) + _this9._scrollbarWidth + 'px')
        }) // Adjust sticky content margin

        $$$1(Selector.STICKY_CONTENT).each(function (index, element) {
          var actualMargin = $$$1(element)[0].style.marginRight
          var calculatedMargin = $$$1(element).css('margin-right')
          $$$1(element).data('margin-right', actualMargin).css('margin-right', parseFloat(calculatedMargin) - _this9._scrollbarWidth + 'px')
        }) // Adjust navbar-toggler margin

        $$$1(Selector.NAVBAR_TOGGLER).each(function (index, element) {
          var actualMargin = $$$1(element)[0].style.marginRight
          var calculatedMargin = $$$1(element).css('margin-right')
          $$$1(element).data('margin-right', actualMargin).css('margin-right', parseFloat(calculatedMargin) + _this9._scrollbarWidth + 'px')
        }) // Adjust body padding

        var actualPadding = document.body.style.paddingRight
        var calculatedPadding = $$$1('body').css('padding-right')
        $$$1('body').data('padding-right', actualPadding).css('padding-right', parseFloat(calculatedPadding) + this._scrollbarWidth + 'px')
      }
    }

    _proto._resetScrollbar = function _resetScrollbar () {
      // Restore fixed content padding
      $$$1(Selector.FIXED_CONTENT).each(function (index, element) {
        var padding = $$$1(element).data('padding-right')

        if (typeof padding !== 'undefined') {
          $$$1(element).css('padding-right', padding).removeData('padding-right')
        }
      }) // Restore sticky content and navbar-toggler margin

      $$$1(Selector.STICKY_CONTENT + ', ' + Selector.NAVBAR_TOGGLER).each(function (index, element) {
        var margin = $$$1(element).data('margin-right')

        if (typeof margin !== 'undefined') {
          $$$1(element).css('margin-right', margin).removeData('margin-right')
        }
      }) // Restore body padding

      var padding = $$$1('body').data('padding-right')

      if (typeof padding !== 'undefined') {
        $$$1('body').css('padding-right', padding).removeData('padding-right')
      }
    }

    _proto._getScrollbarWidth = function _getScrollbarWidth () {
      // thx d.walsh
      var scrollDiv = document.createElement('div')
      scrollDiv.className = ClassName.SCROLLBAR_MEASURER
      document.body.appendChild(scrollDiv)
      var scrollbarWidth = scrollDiv.getBoundingClientRect().width - scrollDiv.clientWidth
      document.body.removeChild(scrollDiv)
      return scrollbarWidth
    } // Static

    Modal._jQueryInterface = function _jQueryInterface (config, relatedTarget) {
      return this.each(function () {
        var data = $$$1(this).data(DATA_KEY)

        var _config = _extends({}, Modal.Default, $$$1(this).data(), typeof config === 'object' && config)

        if (!data) {
          data = new Modal(this, _config)
          $$$1(this).data(DATA_KEY, data)
        }

        if (typeof config === 'string') {
          if (typeof data[config] === 'undefined') {
            throw new TypeError('No method named "' + config + '"')
          }

          data[config](relatedTarget)
        } else if (_config.show) {
          data.show(relatedTarget)
        }
      })
    }

    _createClass(Modal, null, [{
      key: 'VERSION',
      get: function get () {
        return VERSION
      }
    }, {
      key: 'Default',
      get: function get () {
        return Default
      }
    }])
    return Modal
  }())
  /**
   * ------------------------------------------------------------------------
   * Data Api implementation
   * ------------------------------------------------------------------------
   */

    $$$1(document).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE, function (event) {
      var _this10 = this

      var target
      var selector = Util.getSelectorFromElement(this)

      if (selector) {
        target = $$$1(selector)[0]
      }

      var config = $$$1(target).data(DATA_KEY) ? 'toggle' : _extends({}, $$$1(target).data(), $$$1(this).data())

      if (this.tagName === 'A' || this.tagName === 'AREA') {
        event.preventDefault()
      }

      var $target = $$$1(target).one(Event.SHOW, function (showEvent) {
        if (showEvent.isDefaultPrevented()) {
        // Only register focus restorer if modal will actually get shown
          return
        }

        $target.one(Event.HIDDEN, function () {
          if ($$$1(_this10).is(':visible')) {
            _this10.focus()
          }
        })
      })

      Modal._jQueryInterface.call($$$1(target), config, this)
    })
  /**
   * ------------------------------------------------------------------------
   * jQuery
   * ------------------------------------------------------------------------
   */

    $$$1.fn[NAME] = Modal._jQueryInterface
    $$$1.fn[NAME].Constructor = Modal

    $$$1.fn[NAME].noConflict = function () {
      $$$1.fn[NAME] = JQUERY_NO_CONFLICT
      return Modal._jQueryInterface
    }

    return Modal
  }($))

/**
 * --------------------------------------------------------------------------
 * Bootstrap (v4.0.0): tooltip.js
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
 * --------------------------------------------------------------------------
 */

  var Tooltip = (function ($$$1) {
  /**
   * ------------------------------------------------------------------------
   * Constants
   * ------------------------------------------------------------------------
   */
    var NAME = 'tooltip'
    var VERSION = '4.0.0'
    var DATA_KEY = 'bs.tooltip'
    var EVENT_KEY = '.' + DATA_KEY
    var JQUERY_NO_CONFLICT = $$$1.fn[NAME]
    var TRANSITION_DURATION = 150
    var CLASS_PREFIX = 'bs-tooltip'
    var BSCLS_PREFIX_REGEX = new RegExp('(^|\\s)' + CLASS_PREFIX + '\\S+', 'g')
    var DefaultType = {
      animation: 'boolean',
      template: 'string',
      title: '(string|element|function)',
      trigger: 'string',
      delay: '(number|object)',
      html: 'boolean',
      selector: '(string|boolean)',
      placement: '(string|function)',
      offset: '(number|string)',
      container: '(string|element|boolean)',
      fallbackPlacement: '(string|array)',
      boundary: '(string|element)'
    }
    var AttachmentMap = {
      AUTO: 'auto',
      TOP: 'top',
      RIGHT: 'right',
      BOTTOM: 'bottom',
      LEFT: 'left'
    }
    var Default = {
      animation: true,
      template: '<div class="tooltip" role="tooltip">' + '<div class="arrow"></div>' + '<div class="tooltip-inner"></div></div>',
      trigger: 'hover focus',
      title: '',
      delay: 0,
      html: false,
      selector: false,
      placement: 'top',
      offset: 0,
      container: false,
      fallbackPlacement: 'flip',
      boundary: 'scrollParent'
    }
    var HoverState = {
      SHOW: 'show',
      OUT: 'out'
    }
    var Event = {
      HIDE: 'hide' + EVENT_KEY,
      HIDDEN: 'hidden' + EVENT_KEY,
      SHOW: 'show' + EVENT_KEY,
      SHOWN: 'shown' + EVENT_KEY,
      INSERTED: 'inserted' + EVENT_KEY,
      CLICK: 'click' + EVENT_KEY,
      FOCUSIN: 'focusin' + EVENT_KEY,
      FOCUSOUT: 'focusout' + EVENT_KEY,
      MOUSEENTER: 'mouseenter' + EVENT_KEY,
      MOUSELEAVE: 'mouseleave' + EVENT_KEY
    }
    var ClassName = {
      FADE: 'fade',
      SHOW: 'show'
    }
    var Selector = {
      TOOLTIP: '.tooltip',
      TOOLTIP_INNER: '.tooltip-inner',
      ARROW: '.arrow'
    }
    var Trigger = {
      HOVER: 'hover',
      FOCUS: 'focus',
      CLICK: 'click',
      MANUAL: 'manual'
    /**
     * ------------------------------------------------------------------------
     * Class Definition
     * ------------------------------------------------------------------------
     */

    }

    var Tooltip =
  /* #__PURE__ */
  (function () {
    function Tooltip (element, config) {
      /**
       * Check for Popper dependency
       * Popper - https://popper.js.org
       */
      if (typeof Popper === 'undefined') {
        throw new TypeError('Bootstrap tooltips require Popper.js (https://popper.js.org)')
      } // private

      this._isEnabled = true
      this._timeout = 0
      this._hoverState = ''
      this._activeTrigger = {}
      this._popper = null // Protected

      this.element = element
      this.config = this._getConfig(config)
      this.tip = null

      this._setListeners()
    } // Getters

    var _proto = Tooltip.prototype

    // Public
    _proto.enable = function enable () {
      this._isEnabled = true
    }

    _proto.disable = function disable () {
      this._isEnabled = false
    }

    _proto.toggleEnabled = function toggleEnabled () {
      this._isEnabled = !this._isEnabled
    }

    _proto.toggle = function toggle (event) {
      if (!this._isEnabled) {
        return
      }

      if (event) {
        var dataKey = this.constructor.DATA_KEY
        var context = $$$1(event.currentTarget).data(dataKey)

        if (!context) {
          context = new this.constructor(event.currentTarget, this._getDelegateConfig())
          $$$1(event.currentTarget).data(dataKey, context)
        }

        context._activeTrigger.click = !context._activeTrigger.click

        if (context._isWithActiveTrigger()) {
          context._enter(null, context)
        } else {
          context._leave(null, context)
        }
      } else {
        if ($$$1(this.getTipElement()).hasClass(ClassName.SHOW)) {
          this._leave(null, this)

          return
        }

        this._enter(null, this)
      }
    }

    _proto.dispose = function dispose () {
      clearTimeout(this._timeout)
      $$$1.removeData(this.element, this.constructor.DATA_KEY)
      $$$1(this.element).off(this.constructor.EVENT_KEY)
      $$$1(this.element).closest('.modal').off('hide.bs.modal')

      if (this.tip) {
        $$$1(this.tip).remove()
      }

      this._isEnabled = null
      this._timeout = null
      this._hoverState = null
      this._activeTrigger = null

      if (this._popper !== null) {
        this._popper.destroy()
      }

      this._popper = null
      this.element = null
      this.config = null
      this.tip = null
    }

    _proto.show = function show () {
      var _this = this

      if ($$$1(this.element).css('display') === 'none') {
        throw new Error('Please use show on visible elements')
      }

      var showEvent = $$$1.Event(this.constructor.Event.SHOW)

      if (this.isWithContent() && this._isEnabled) {
        $$$1(this.element).trigger(showEvent)
        var isInTheDom = $$$1.contains(this.element.ownerDocument.documentElement, this.element)

        if (showEvent.isDefaultPrevented() || !isInTheDom) {
          return
        }

        var tip = this.getTipElement()
        var tipId = Util.getUID(this.constructor.NAME)
        tip.setAttribute('id', tipId)
        this.element.setAttribute('aria-describedby', tipId)
        this.setContent()

        if (this.config.animation) {
          $$$1(tip).addClass(ClassName.FADE)
        }

        var placement = typeof this.config.placement === 'function' ? this.config.placement.call(this, tip, this.element) : this.config.placement

        var attachment = this._getAttachment(placement)

        this.addAttachmentClass(attachment)
        var container = this.config.container === false ? document.body : $$$1(this.config.container)
        $$$1(tip).data(this.constructor.DATA_KEY, this)

        if (!$$$1.contains(this.element.ownerDocument.documentElement, this.tip)) {
          $$$1(tip).appendTo(container)
        }

        $$$1(this.element).trigger(this.constructor.Event.INSERTED)
        this._popper = new Popper(this.element, tip, {
          placement: attachment,
          modifiers: {
            offset: {
              offset: this.config.offset
            },
            flip: {
              behavior: this.config.fallbackPlacement
            },
            arrow: {
              element: Selector.ARROW
            },
            preventOverflow: {
              boundariesElement: this.config.boundary
            }
          },
          onCreate: function onCreate (data) {
            if (data.originalPlacement !== data.placement) {
              _this._handlePopperPlacementChange(data)
            }
          },
          onUpdate: function onUpdate (data) {
            _this._handlePopperPlacementChange(data)
          }
        })
        $$$1(tip).addClass(ClassName.SHOW) // If this is a touch-enabled device we add extra
        // empty mouseover listeners to the body's immediate children;
        // only needed because of broken event delegation on iOS
        // https://www.quirksmode.org/blog/archives/2014/02/mouse_event_bub.html

        if ('ontouchstart' in document.documentElement) {
          $$$1('body').children().on('mouseover', null, $$$1.noop)
        }

        var complete = function complete () {
          if (_this.config.animation) {
            _this._fixTransition()
          }

          var prevHoverState = _this._hoverState
          _this._hoverState = null
          $$$1(_this.element).trigger(_this.constructor.Event.SHOWN)

          if (prevHoverState === HoverState.OUT) {
            _this._leave(null, _this)
          }
        }

        if (Util.supportsTransitionEnd() && $$$1(this.tip).hasClass(ClassName.FADE)) {
          $$$1(this.tip).one(Util.TRANSITION_END, complete).emulateTransitionEnd(Tooltip._TRANSITION_DURATION)
        } else {
          complete()
        }
      }
    }

    _proto.hide = function hide (callback) {
      var _this2 = this

      var tip = this.getTipElement()
      var hideEvent = $$$1.Event(this.constructor.Event.HIDE)

      var complete = function complete () {
        if (_this2._hoverState !== HoverState.SHOW && tip.parentNode) {
          tip.parentNode.removeChild(tip)
        }

        _this2._cleanTipClass()

        _this2.element.removeAttribute('aria-describedby')

        $$$1(_this2.element).trigger(_this2.constructor.Event.HIDDEN)

        if (_this2._popper !== null) {
          _this2._popper.destroy()
        }

        if (callback) {
          callback()
        }
      }

      $$$1(this.element).trigger(hideEvent)

      if (hideEvent.isDefaultPrevented()) {
        return
      }

      $$$1(tip).removeClass(ClassName.SHOW) // If this is a touch-enabled device we remove the extra
      // empty mouseover listeners we added for iOS support

      if ('ontouchstart' in document.documentElement) {
        $$$1('body').children().off('mouseover', null, $$$1.noop)
      }

      this._activeTrigger[Trigger.CLICK] = false
      this._activeTrigger[Trigger.FOCUS] = false
      this._activeTrigger[Trigger.HOVER] = false

      if (Util.supportsTransitionEnd() && $$$1(this.tip).hasClass(ClassName.FADE)) {
        $$$1(tip).one(Util.TRANSITION_END, complete).emulateTransitionEnd(TRANSITION_DURATION)
      } else {
        complete()
      }

      this._hoverState = ''
    }

    _proto.update = function update () {
      if (this._popper !== null) {
        this._popper.scheduleUpdate()
      }
    } // Protected

    _proto.isWithContent = function isWithContent () {
      return Boolean(this.getTitle())
    }

    _proto.addAttachmentClass = function addAttachmentClass (attachment) {
      $$$1(this.getTipElement()).addClass(CLASS_PREFIX + '-' + attachment)
    }

    _proto.getTipElement = function getTipElement () {
      this.tip = this.tip || $$$1(this.config.template)[0]
      return this.tip
    }

    _proto.setContent = function setContent () {
      var $tip = $$$1(this.getTipElement())
      this.setElementContent($tip.find(Selector.TOOLTIP_INNER), this.getTitle())
      $tip.removeClass(ClassName.FADE + ' ' + ClassName.SHOW)
    }

    _proto.setElementContent = function setElementContent ($element, content) {
      var html = this.config.html

      if (typeof content === 'object' && (content.nodeType || content.jquery)) {
        // Content is a DOM node or a jQuery
        if (html) {
          if (!$$$1(content).parent().is($element)) {
            $element.empty().append(content)
          }
        } else {
          $element.text($$$1(content).text())
        }
      } else {
        $element[html ? 'html' : 'text'](content)
      }
    }

    _proto.getTitle = function getTitle () {
      var title = this.element.getAttribute('data-original-title')

      if (!title) {
        title = typeof this.config.title === 'function' ? this.config.title.call(this.element) : this.config.title
      }

      return title
    } // Private

    _proto._getAttachment = function _getAttachment (placement) {
      return AttachmentMap[placement.toUpperCase()]
    }

    _proto._setListeners = function _setListeners () {
      var _this3 = this

      var triggers = this.config.trigger.split(' ')
      triggers.forEach(function (trigger) {
        if (trigger === 'click') {
          $$$1(_this3.element).on(_this3.constructor.Event.CLICK, _this3.config.selector, function (event) {
            return _this3.toggle(event)
          })
        } else if (trigger !== Trigger.MANUAL) {
          var eventIn = trigger === Trigger.HOVER ? _this3.constructor.Event.MOUSEENTER : _this3.constructor.Event.FOCUSIN
          var eventOut = trigger === Trigger.HOVER ? _this3.constructor.Event.MOUSELEAVE : _this3.constructor.Event.FOCUSOUT
          $$$1(_this3.element).on(eventIn, _this3.config.selector, function (event) {
            return _this3._enter(event)
          }).on(eventOut, _this3.config.selector, function (event) {
            return _this3._leave(event)
          })
        }

        $$$1(_this3.element).closest('.modal').on('hide.bs.modal', function () {
          return _this3.hide()
        })
      })

      if (this.config.selector) {
        this.config = _extends({}, this.config, {
          trigger: 'manual',
          selector: ''
        })
      } else {
        this._fixTitle()
      }
    }

    _proto._fixTitle = function _fixTitle () {
      var titleType = typeof this.element.getAttribute('data-original-title')

      if (this.element.getAttribute('title') || titleType !== 'string') {
        this.element.setAttribute('data-original-title', this.element.getAttribute('title') || '')
        this.element.setAttribute('title', '')
      }
    }

    _proto._enter = function _enter (event, context) {
      var dataKey = this.constructor.DATA_KEY
      context = context || $$$1(event.currentTarget).data(dataKey)

      if (!context) {
        context = new this.constructor(event.currentTarget, this._getDelegateConfig())
        $$$1(event.currentTarget).data(dataKey, context)
      }

      if (event) {
        context._activeTrigger[event.type === 'focusin' ? Trigger.FOCUS : Trigger.HOVER] = true
      }

      if ($$$1(context.getTipElement()).hasClass(ClassName.SHOW) || context._hoverState === HoverState.SHOW) {
        context._hoverState = HoverState.SHOW
        return
      }

      clearTimeout(context._timeout)
      context._hoverState = HoverState.SHOW

      if (!context.config.delay || !context.config.delay.show) {
        context.show()
        return
      }

      context._timeout = setTimeout(function () {
        if (context._hoverState === HoverState.SHOW) {
          context.show()
        }
      }, context.config.delay.show)
    }

    _proto._leave = function _leave (event, context) {
      var dataKey = this.constructor.DATA_KEY
      context = context || $$$1(event.currentTarget).data(dataKey)

      if (!context) {
        context = new this.constructor(event.currentTarget, this._getDelegateConfig())
        $$$1(event.currentTarget).data(dataKey, context)
      }

      if (event) {
        context._activeTrigger[event.type === 'focusout' ? Trigger.FOCUS : Trigger.HOVER] = false
      }

      if (context._isWithActiveTrigger()) {
        return
      }

      clearTimeout(context._timeout)
      context._hoverState = HoverState.OUT

      if (!context.config.delay || !context.config.delay.hide) {
        context.hide()
        return
      }

      context._timeout = setTimeout(function () {
        if (context._hoverState === HoverState.OUT) {
          context.hide()
        }
      }, context.config.delay.hide)
    }

    _proto._isWithActiveTrigger = function _isWithActiveTrigger () {
      for (var trigger in this._activeTrigger) {
        if (this._activeTrigger[trigger]) {
          return true
        }
      }

      return false
    }

    _proto._getConfig = function _getConfig (config) {
      config = _extends({}, this.constructor.Default, $$$1(this.element).data(), config)

      if (typeof config.delay === 'number') {
        config.delay = {
          show: config.delay,
          hide: config.delay
        }
      }

      if (typeof config.title === 'number') {
        config.title = config.title.toString()
      }

      if (typeof config.content === 'number') {
        config.content = config.content.toString()
      }

      Util.typeCheckConfig(NAME, config, this.constructor.DefaultType)
      return config
    }

    _proto._getDelegateConfig = function _getDelegateConfig () {
      var config = {}

      if (this.config) {
        for (var key in this.config) {
          if (this.constructor.Default[key] !== this.config[key]) {
            config[key] = this.config[key]
          }
        }
      }

      return config
    }

    _proto._cleanTipClass = function _cleanTipClass () {
      var $tip = $$$1(this.getTipElement())
      var tabClass = $tip.attr('class').match(BSCLS_PREFIX_REGEX)

      if (tabClass !== null && tabClass.length > 0) {
        $tip.removeClass(tabClass.join(''))
      }
    }

    _proto._handlePopperPlacementChange = function _handlePopperPlacementChange (data) {
      this._cleanTipClass()

      this.addAttachmentClass(this._getAttachment(data.placement))
    }

    _proto._fixTransition = function _fixTransition () {
      var tip = this.getTipElement()
      var initConfigAnimation = this.config.animation

      if (tip.getAttribute('x-placement') !== null) {
        return
      }

      $$$1(tip).removeClass(ClassName.FADE)
      this.config.animation = false
      this.hide()
      this.show()
      this.config.animation = initConfigAnimation
    } // Static

    Tooltip._jQueryInterface = function _jQueryInterface (config) {
      return this.each(function () {
        var data = $$$1(this).data(DATA_KEY)

        var _config = typeof config === 'object' && config

        if (!data && /dispose|hide/.test(config)) {
          return
        }

        if (!data) {
          data = new Tooltip(this, _config)
          $$$1(this).data(DATA_KEY, data)
        }

        if (typeof config === 'string') {
          if (typeof data[config] === 'undefined') {
            throw new TypeError('No method named "' + config + '"')
          }

          data[config]()
        }
      })
    }

    _createClass(Tooltip, null, [{
      key: 'VERSION',
      get: function get () {
        return VERSION
      }
    }, {
      key: 'Default',
      get: function get () {
        return Default
      }
    }, {
      key: 'NAME',
      get: function get () {
        return NAME
      }
    }, {
      key: 'DATA_KEY',
      get: function get () {
        return DATA_KEY
      }
    }, {
      key: 'Event',
      get: function get () {
        return Event
      }
    }, {
      key: 'EVENT_KEY',
      get: function get () {
        return EVENT_KEY
      }
    }, {
      key: 'DefaultType',
      get: function get () {
        return DefaultType
      }
    }])
    return Tooltip
  }())
  /**
   * ------------------------------------------------------------------------
   * jQuery
   * ------------------------------------------------------------------------
   */

    $$$1.fn[NAME] = Tooltip._jQueryInterface
    $$$1.fn[NAME].Constructor = Tooltip

    $$$1.fn[NAME].noConflict = function () {
      $$$1.fn[NAME] = JQUERY_NO_CONFLICT
      return Tooltip._jQueryInterface
    }

    return Tooltip
  }($, Popper))

/**
 * --------------------------------------------------------------------------
 * Bootstrap (v4.0.0): popover.js
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
 * --------------------------------------------------------------------------
 */

  var Popover = (function ($$$1) {
  /**
   * ------------------------------------------------------------------------
   * Constants
   * ------------------------------------------------------------------------
   */
    var NAME = 'popover'
    var VERSION = '4.0.0'
    var DATA_KEY = 'bs.popover'
    var EVENT_KEY = '.' + DATA_KEY
    var JQUERY_NO_CONFLICT = $$$1.fn[NAME]
    var CLASS_PREFIX = 'bs-popover'
    var BSCLS_PREFIX_REGEX = new RegExp('(^|\\s)' + CLASS_PREFIX + '\\S+', 'g')
    var Default = _extends({}, Tooltip.Default, {
      placement: 'right',
      trigger: 'click',
      content: '',
      template: '<div class="popover" role="tooltip">' + '<div class="arrow"></div>' + '<h3 class="popover-header"></h3>' + '<div class="popover-body"></div></div>'
    })
    var DefaultType = _extends({}, Tooltip.DefaultType, {
      content: '(string|element|function)'
    })
    var ClassName = {
      FADE: 'fade',
      SHOW: 'show'
    }
    var Selector = {
      TITLE: '.popover-header',
      CONTENT: '.popover-body'
    }
    var Event = {
      HIDE: 'hide' + EVENT_KEY,
      HIDDEN: 'hidden' + EVENT_KEY,
      SHOW: 'show' + EVENT_KEY,
      SHOWN: 'shown' + EVENT_KEY,
      INSERTED: 'inserted' + EVENT_KEY,
      CLICK: 'click' + EVENT_KEY,
      FOCUSIN: 'focusin' + EVENT_KEY,
      FOCUSOUT: 'focusout' + EVENT_KEY,
      MOUSEENTER: 'mouseenter' + EVENT_KEY,
      MOUSELEAVE: 'mouseleave' + EVENT_KEY
    /**
     * ------------------------------------------------------------------------
     * Class Definition
     * ------------------------------------------------------------------------
     */

    }

    var Popover =
  /* #__PURE__ */
  (function (_Tooltip) {
    _inheritsLoose(Popover, _Tooltip)

    function Popover () {
      return _Tooltip.apply(this, arguments) || this
    }

    var _proto = Popover.prototype

    // Overrides
    _proto.isWithContent = function isWithContent () {
      return this.getTitle() || this._getContent()
    }

    _proto.addAttachmentClass = function addAttachmentClass (attachment) {
      $$$1(this.getTipElement()).addClass(CLASS_PREFIX + '-' + attachment)
    }

    _proto.getTipElement = function getTipElement () {
      this.tip = this.tip || $$$1(this.config.template)[0]
      return this.tip
    }

    _proto.setContent = function setContent () {
      var $tip = $$$1(this.getTipElement()) // We use append for html objects to maintain js events

      this.setElementContent($tip.find(Selector.TITLE), this.getTitle())

      var content = this._getContent()

      if (typeof content === 'function') {
        content = content.call(this.element)
      }

      this.setElementContent($tip.find(Selector.CONTENT), content)
      $tip.removeClass(ClassName.FADE + ' ' + ClassName.SHOW)
    } // Private

    _proto._getContent = function _getContent () {
      return this.element.getAttribute('data-content') || this.config.content
    }

    _proto._cleanTipClass = function _cleanTipClass () {
      var $tip = $$$1(this.getTipElement())
      var tabClass = $tip.attr('class').match(BSCLS_PREFIX_REGEX)

      if (tabClass !== null && tabClass.length > 0) {
        $tip.removeClass(tabClass.join(''))
      }
    } // Static

    Popover._jQueryInterface = function _jQueryInterface (config) {
      return this.each(function () {
        var data = $$$1(this).data(DATA_KEY)

        var _config = typeof config === 'object' ? config : null

        if (!data && /destroy|hide/.test(config)) {
          return
        }

        if (!data) {
          data = new Popover(this, _config)
          $$$1(this).data(DATA_KEY, data)
        }

        if (typeof config === 'string') {
          if (typeof data[config] === 'undefined') {
            throw new TypeError('No method named "' + config + '"')
          }

          data[config]()
        }
      })
    }

    _createClass(Popover, null, [{
      key: 'VERSION',
      // Getters
      get: function get () {
        return VERSION
      }
    }, {
      key: 'Default',
      get: function get () {
        return Default
      }
    }, {
      key: 'NAME',
      get: function get () {
        return NAME
      }
    }, {
      key: 'DATA_KEY',
      get: function get () {
        return DATA_KEY
      }
    }, {
      key: 'Event',
      get: function get () {
        return Event
      }
    }, {
      key: 'EVENT_KEY',
      get: function get () {
        return EVENT_KEY
      }
    }, {
      key: 'DefaultType',
      get: function get () {
        return DefaultType
      }
    }])
    return Popover
  }(Tooltip))
  /**
   * ------------------------------------------------------------------------
   * jQuery
   * ------------------------------------------------------------------------
   */

    $$$1.fn[NAME] = Popover._jQueryInterface
    $$$1.fn[NAME].Constructor = Popover

    $$$1.fn[NAME].noConflict = function () {
      $$$1.fn[NAME] = JQUERY_NO_CONFLICT
      return Popover._jQueryInterface
    }

    return Popover
  }($))

/**
 * --------------------------------------------------------------------------
 * Bootstrap (v4.0.0): scrollspy.js
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
 * --------------------------------------------------------------------------
 */

  var ScrollSpy = (function ($$$1) {
  /**
   * ------------------------------------------------------------------------
   * Constants
   * ------------------------------------------------------------------------
   */
    var NAME = 'scrollspy'
    var VERSION = '4.0.0'
    var DATA_KEY = 'bs.scrollspy'
    var EVENT_KEY = '.' + DATA_KEY
    var DATA_API_KEY = '.data-api'
    var JQUERY_NO_CONFLICT = $$$1.fn[NAME]
    var Default = {
      offset: 10,
      method: 'auto',
      target: ''
    }
    var DefaultType = {
      offset: 'number',
      method: 'string',
      target: '(string|element)'
    }
    var Event = {
      ACTIVATE: 'activate' + EVENT_KEY,
      SCROLL: 'scroll' + EVENT_KEY,
      LOAD_DATA_API: 'load' + EVENT_KEY + DATA_API_KEY
    }
    var ClassName = {
      DROPDOWN_ITEM: 'dropdown-item',
      DROPDOWN_MENU: 'dropdown-menu',
      ACTIVE: 'active'
    }
    var Selector = {
      DATA_SPY: '[data-spy="scroll"]',
      ACTIVE: '.active',
      NAV_LIST_GROUP: '.nav, .list-group',
      NAV_LINKS: '.nav-link',
      NAV_ITEMS: '.nav-item',
      LIST_ITEMS: '.list-group-item',
      DROPDOWN: '.dropdown',
      DROPDOWN_ITEMS: '.dropdown-item',
      DROPDOWN_TOGGLE: '.dropdown-toggle'
    }
    var OffsetMethod = {
      OFFSET: 'offset',
      POSITION: 'position'
    /**
     * ------------------------------------------------------------------------
     * Class Definition
     * ------------------------------------------------------------------------
     */

    }

    var ScrollSpy =
  /* #__PURE__ */
  (function () {
    function ScrollSpy (element, config) {
      var _this = this

      this._element = element
      this._scrollElement = element.tagName === 'BODY' ? window : element
      this._config = this._getConfig(config)
      this._selector = this._config.target + ' ' + Selector.NAV_LINKS + ',' + (this._config.target + ' ' + Selector.LIST_ITEMS + ',') + (this._config.target + ' ' + Selector.DROPDOWN_ITEMS)
      this._offsets = []
      this._targets = []
      this._activeTarget = null
      this._scrollHeight = 0
      $$$1(this._scrollElement).on(Event.SCROLL, function (event) {
        return _this._process(event)
      })
      this.refresh()

      this._process()
    } // Getters

    var _proto = ScrollSpy.prototype

    // Public
    _proto.refresh = function refresh () {
      var _this2 = this

      var autoMethod = this._scrollElement === this._scrollElement.window ? OffsetMethod.OFFSET : OffsetMethod.POSITION
      var offsetMethod = this._config.method === 'auto' ? autoMethod : this._config.method
      var offsetBase = offsetMethod === OffsetMethod.POSITION ? this._getScrollTop() : 0
      this._offsets = []
      this._targets = []
      this._scrollHeight = this._getScrollHeight()
      var targets = $$$1.makeArray($$$1(this._selector))
      targets.map(function (element) {
        var target
        var targetSelector = Util.getSelectorFromElement(element)

        if (targetSelector) {
          target = $$$1(targetSelector)[0]
        }

        if (target) {
          var targetBCR = target.getBoundingClientRect()

          if (targetBCR.width || targetBCR.height) {
            // TODO (fat): remove sketch reliance on jQuery position/offset
            return [$$$1(target)[offsetMethod]().top + offsetBase, targetSelector]
          }
        }

        return null
      }).filter(function (item) {
        return item
      }).sort(function (a, b) {
        return a[0] - b[0]
      }).forEach(function (item) {
        _this2._offsets.push(item[0])

        _this2._targets.push(item[1])
      })
    }

    _proto.dispose = function dispose () {
      $$$1.removeData(this._element, DATA_KEY)
      $$$1(this._scrollElement).off(EVENT_KEY)
      this._element = null
      this._scrollElement = null
      this._config = null
      this._selector = null
      this._offsets = null
      this._targets = null
      this._activeTarget = null
      this._scrollHeight = null
    } // Private

    _proto._getConfig = function _getConfig (config) {
      config = _extends({}, Default, config)

      if (typeof config.target !== 'string') {
        var id = $$$1(config.target).attr('id')

        if (!id) {
          id = Util.getUID(NAME)
          $$$1(config.target).attr('id', id)
        }

        config.target = '#' + id
      }

      Util.typeCheckConfig(NAME, config, DefaultType)
      return config
    }

    _proto._getScrollTop = function _getScrollTop () {
      return this._scrollElement === window ? this._scrollElement.pageYOffset : this._scrollElement.scrollTop
    }

    _proto._getScrollHeight = function _getScrollHeight () {
      return this._scrollElement.scrollHeight || Math.max(document.body.scrollHeight, document.documentElement.scrollHeight)
    }

    _proto._getOffsetHeight = function _getOffsetHeight () {
      return this._scrollElement === window ? window.innerHeight : this._scrollElement.getBoundingClientRect().height
    }

    _proto._process = function _process () {
      var scrollTop = this._getScrollTop() + this._config.offset

      var scrollHeight = this._getScrollHeight()

      var maxScroll = this._config.offset + scrollHeight - this._getOffsetHeight()

      if (this._scrollHeight !== scrollHeight) {
        this.refresh()
      }

      if (scrollTop >= maxScroll) {
        var target = this._targets[this._targets.length - 1]

        if (this._activeTarget !== target) {
          this._activate(target)
        }

        return
      }

      if (this._activeTarget && scrollTop < this._offsets[0] && this._offsets[0] > 0) {
        this._activeTarget = null

        this._clear()

        return
      }

      for (var i = this._offsets.length; i--;) {
        var isActiveTarget = this._activeTarget !== this._targets[i] && scrollTop >= this._offsets[i] && (typeof this._offsets[i + 1] === 'undefined' || scrollTop < this._offsets[i + 1])

        if (isActiveTarget) {
          this._activate(this._targets[i])
        }
      }
    }

    _proto._activate = function _activate (target) {
      this._activeTarget = target

      this._clear()

      var queries = this._selector.split(',') // eslint-disable-next-line arrow-body-style

      queries = queries.map(function (selector) {
        return selector + '[data-target="' + target + '"],' + (selector + '[href="' + target + '"]')
      })
      var $link = $$$1(queries.join(','))

      if ($link.hasClass(ClassName.DROPDOWN_ITEM)) {
        $link.closest(Selector.DROPDOWN).find(Selector.DROPDOWN_TOGGLE).addClass(ClassName.ACTIVE)
        $link.addClass(ClassName.ACTIVE)
      } else {
        // Set triggered link as active
        $link.addClass(ClassName.ACTIVE) // Set triggered links parents as active
        // With both <ul> and <nav> markup a parent is the previous sibling of any nav ancestor

        $link.parents(Selector.NAV_LIST_GROUP).prev(Selector.NAV_LINKS + ', ' + Selector.LIST_ITEMS).addClass(ClassName.ACTIVE) // Handle special case when .nav-link is inside .nav-item

        $link.parents(Selector.NAV_LIST_GROUP).prev(Selector.NAV_ITEMS).children(Selector.NAV_LINKS).addClass(ClassName.ACTIVE)
      }

      $$$1(this._scrollElement).trigger(Event.ACTIVATE, {
        relatedTarget: target
      })
    }

    _proto._clear = function _clear () {
      $$$1(this._selector).filter(Selector.ACTIVE).removeClass(ClassName.ACTIVE)
    } // Static

    ScrollSpy._jQueryInterface = function _jQueryInterface (config) {
      return this.each(function () {
        var data = $$$1(this).data(DATA_KEY)

        var _config = typeof config === 'object' && config

        if (!data) {
          data = new ScrollSpy(this, _config)
          $$$1(this).data(DATA_KEY, data)
        }

        if (typeof config === 'string') {
          if (typeof data[config] === 'undefined') {
            throw new TypeError('No method named "' + config + '"')
          }

          data[config]()
        }
      })
    }

    _createClass(ScrollSpy, null, [{
      key: 'VERSION',
      get: function get () {
        return VERSION
      }
    }, {
      key: 'Default',
      get: function get () {
        return Default
      }
    }])
    return ScrollSpy
  }())
  /**
   * ------------------------------------------------------------------------
   * Data Api implementation
   * ------------------------------------------------------------------------
   */

    $$$1(window).on(Event.LOAD_DATA_API, function () {
      var scrollSpys = $$$1.makeArray($$$1(Selector.DATA_SPY))

      for (var i = scrollSpys.length; i--;) {
        var $spy = $$$1(scrollSpys[i])

        ScrollSpy._jQueryInterface.call($spy, $spy.data())
      }
    })
  /**
   * ------------------------------------------------------------------------
   * jQuery
   * ------------------------------------------------------------------------
   */

    $$$1.fn[NAME] = ScrollSpy._jQueryInterface
    $$$1.fn[NAME].Constructor = ScrollSpy

    $$$1.fn[NAME].noConflict = function () {
      $$$1.fn[NAME] = JQUERY_NO_CONFLICT
      return ScrollSpy._jQueryInterface
    }

    return ScrollSpy
  }($))

/**
 * --------------------------------------------------------------------------
 * Bootstrap (v4.0.0): tab.js
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
 * --------------------------------------------------------------------------
 */

  var Tab = (function ($$$1) {
  /**
   * ------------------------------------------------------------------------
   * Constants
   * ------------------------------------------------------------------------
   */
    var NAME = 'tab'
    var VERSION = '4.0.0'
    var DATA_KEY = 'bs.tab'
    var EVENT_KEY = '.' + DATA_KEY
    var DATA_API_KEY = '.data-api'
    var JQUERY_NO_CONFLICT = $$$1.fn[NAME]
    var TRANSITION_DURATION = 150
    var Event = {
      HIDE: 'hide' + EVENT_KEY,
      HIDDEN: 'hidden' + EVENT_KEY,
      SHOW: 'show' + EVENT_KEY,
      SHOWN: 'shown' + EVENT_KEY,
      CLICK_DATA_API: 'click' + EVENT_KEY + DATA_API_KEY
    }
    var ClassName = {
      DROPDOWN_MENU: 'dropdown-menu',
      ACTIVE: 'active',
      DISABLED: 'disabled',
      FADE: 'fade',
      SHOW: 'show'
    }
    var Selector = {
      DROPDOWN: '.dropdown',
      NAV_LIST_GROUP: '.nav, .list-group',
      ACTIVE: '.active',
      ACTIVE_UL: '> li > .active',
      DATA_TOGGLE: '[data-toggle="tab"], [data-toggle="pill"], [data-toggle="list"]',
      DROPDOWN_TOGGLE: '.dropdown-toggle',
      DROPDOWN_ACTIVE_CHILD: '> .dropdown-menu .active'
    /**
     * ------------------------------------------------------------------------
     * Class Definition
     * ------------------------------------------------------------------------
     */

    }

    var Tab =
  /* #__PURE__ */
  (function () {
    function Tab (element) {
      this._element = element
    } // Getters

    var _proto = Tab.prototype

    // Public
    _proto.show = function show () {
      var _this = this

      if (this._element.parentNode && this._element.parentNode.nodeType === Node.ELEMENT_NODE && $$$1(this._element).hasClass(ClassName.ACTIVE) || $$$1(this._element).hasClass(ClassName.DISABLED)) {
        return
      }

      var target
      var previous
      var listElement = $$$1(this._element).closest(Selector.NAV_LIST_GROUP)[0]
      var selector = Util.getSelectorFromElement(this._element)

      if (listElement) {
        var itemSelector = listElement.nodeName === 'UL' ? Selector.ACTIVE_UL : Selector.ACTIVE
        previous = $$$1.makeArray($$$1(listElement).find(itemSelector))
        previous = previous[previous.length - 1]
      }

      var hideEvent = $$$1.Event(Event.HIDE, {
        relatedTarget: this._element
      })
      var showEvent = $$$1.Event(Event.SHOW, {
        relatedTarget: previous
      })

      if (previous) {
        $$$1(previous).trigger(hideEvent)
      }

      $$$1(this._element).trigger(showEvent)

      if (showEvent.isDefaultPrevented() || hideEvent.isDefaultPrevented()) {
        return
      }

      if (selector) {
        target = $$$1(selector)[0]
      }

      this._activate(this._element, listElement)

      var complete = function complete () {
        var hiddenEvent = $$$1.Event(Event.HIDDEN, {
          relatedTarget: _this._element
        })
        var shownEvent = $$$1.Event(Event.SHOWN, {
          relatedTarget: previous
        })
        $$$1(previous).trigger(hiddenEvent)
        $$$1(_this._element).trigger(shownEvent)
      }

      if (target) {
        this._activate(target, target.parentNode, complete)
      } else {
        complete()
      }
    }

    _proto.dispose = function dispose () {
      $$$1.removeData(this._element, DATA_KEY)
      this._element = null
    } // Private

    _proto._activate = function _activate (element, container, callback) {
      var _this2 = this

      var activeElements

      if (container.nodeName === 'UL') {
        activeElements = $$$1(container).find(Selector.ACTIVE_UL)
      } else {
        activeElements = $$$1(container).children(Selector.ACTIVE)
      }

      var active = activeElements[0]
      var isTransitioning = callback && Util.supportsTransitionEnd() && active && $$$1(active).hasClass(ClassName.FADE)

      var complete = function complete () {
        return _this2._transitionComplete(element, active, callback)
      }

      if (active && isTransitioning) {
        $$$1(active).one(Util.TRANSITION_END, complete).emulateTransitionEnd(TRANSITION_DURATION)
      } else {
        complete()
      }
    }

    _proto._transitionComplete = function _transitionComplete (element, active, callback) {
      if (active) {
        $$$1(active).removeClass(ClassName.SHOW + ' ' + ClassName.ACTIVE)
        var dropdownChild = $$$1(active.parentNode).find(Selector.DROPDOWN_ACTIVE_CHILD)[0]

        if (dropdownChild) {
          $$$1(dropdownChild).removeClass(ClassName.ACTIVE)
        }

        if (active.getAttribute('role') === 'tab') {
          active.setAttribute('aria-selected', false)
        }
      }

      $$$1(element).addClass(ClassName.ACTIVE)

      if (element.getAttribute('role') === 'tab') {
        element.setAttribute('aria-selected', true)
      }

      Util.reflow(element)
      $$$1(element).addClass(ClassName.SHOW)

      if (element.parentNode && $$$1(element.parentNode).hasClass(ClassName.DROPDOWN_MENU)) {
        var dropdownElement = $$$1(element).closest(Selector.DROPDOWN)[0]

        if (dropdownElement) {
          $$$1(dropdownElement).find(Selector.DROPDOWN_TOGGLE).addClass(ClassName.ACTIVE)
        }

        element.setAttribute('aria-expanded', true)
      }

      if (callback) {
        callback()
      }
    } // Static

    Tab._jQueryInterface = function _jQueryInterface (config) {
      return this.each(function () {
        var $this = $$$1(this)
        var data = $this.data(DATA_KEY)

        if (!data) {
          data = new Tab(this)
          $this.data(DATA_KEY, data)
        }

        if (typeof config === 'string') {
          if (typeof data[config] === 'undefined') {
            throw new TypeError('No method named "' + config + '"')
          }

          data[config]()
        }
      })
    }

    _createClass(Tab, null, [{
      key: 'VERSION',
      get: function get () {
        return VERSION
      }
    }])
    return Tab
  }())
  /**
   * ------------------------------------------------------------------------
   * Data Api implementation
   * ------------------------------------------------------------------------
   */

    $$$1(document).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE, function (event) {
      event.preventDefault()

      Tab._jQueryInterface.call($$$1(this), 'show')
    })
  /**
   * ------------------------------------------------------------------------
   * jQuery
   * ------------------------------------------------------------------------
   */

    $$$1.fn[NAME] = Tab._jQueryInterface
    $$$1.fn[NAME].Constructor = Tab

    $$$1.fn[NAME].noConflict = function () {
      $$$1.fn[NAME] = JQUERY_NO_CONFLICT
      return Tab._jQueryInterface
    }

    return Tab
  }($));

/**
 * --------------------------------------------------------------------------
 * Bootstrap (v4.0.0-alpha.6): index.js
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
 * --------------------------------------------------------------------------
 */

  (function ($$$1) {
    if (typeof $$$1 === 'undefined') {
      throw new TypeError('Bootstrap\'s JavaScript requires jQuery. jQuery must be included before Bootstrap\'s JavaScript.')
    }

    var version = $$$1.fn.jquery.split(' ')[0].split('.')
    var minMajor = 1
    var ltMajor = 2
    var minMinor = 9
    var minPatch = 1
    var maxMajor = 4

    if (version[0] < ltMajor && version[1] < minMinor || version[0] === minMajor && version[1] === minMinor && version[2] < minPatch || version[0] >= maxMajor) {
      throw new Error('Bootstrap\'s JavaScript requires at least jQuery v1.9.1 but less than v4.0.0')
    }
  })($)

  exports.Util = Util
  exports.Alert = Alert
  exports.Button = Button
  exports.Carousel = Carousel
  exports.Collapse = Collapse
  exports.Dropdown = Dropdown
  exports.Modal = Modal
  exports.Popover = Popover
  exports.Scrollspy = ScrollSpy
  exports.Tab = Tab
  exports.Tooltip = Tooltip

  Object.defineProperty(exports, '__esModule', { value: true })
}))
// # sourceMappingURL=bootstrap.bundle.js.map
