3.5
    Supports loading JSON directly from Connectors
    Custom events rendering
    Timeline view improved (support for drag, resize, event height control)
    New 'dhx_terrace' skin
    New options for blocking dates
    Marking time intervals
    Highlighting time intervals
    New API methods: updateView, showEvent, getRenderedEvent, getActionData
    JSMessage included
    Grid view
    New configuration options
    Simplified access to lightbox section objects
    Support for 'CTRL+C', 'CTRL+X', 'CTRL+V' keyboard commands
    
3.0
	Version of scheduler for touch phones 
	WeekAgenda view 
	Netbook friendly lightbox form 
	Cascade event display 
	Simple way to define a color for event
	Drag and drop of the details form
	Custom buttons for the details form 
	Current time marker in day and week view
	Multiline header for timeline view
	Configurable work-time bounds 
	API to access lightbox values 


2.3 
	Map view was added 
	Cell mode for Timeline view was added 
	Tree mode for Timeline view was added 
	Tooltips for all views were added
	Abbility to create new events by double click or by drag-and-drop in Timeline mode
	Abbility to move events by drop-and-drag in Timeline mode
	Abbility to create new events by external drag and drop 
	Multiselect section for details form 
	Checkbox, combo, radio - sections for details form 
	Api of mini-calendar extension extended 
	Custom form implementation simplified

See http://dhtmlx.com/docs/products/dhtmlxScheduler/index.shtml for details.
