TODO:
- templatetags: add navsy_pagination
- admin: re-ordering for pages/routes using drag/drop
- admin: add right arrow as admin last column
- models: add menu(s) support (add also menu to nav_menu template tag)
- models.Route: add redirect_users choice = All users, Only anonymous users, Only authenticated users
- tests: write tests
- docs: write README - pypi optional dependencies: slugify (python-slugify==1.2.1), modeltranslation
- models: add visibility restrictions to Page/Route: NONE = 0, ONLY_USERS = 1, ONLY_STAFF = 2, ONLY_SUPERUSERS = 3
- settings: check if 'navsy.context_processors.data' is added to settings.CONTEXT_PROCESSORS
- models: route response autodetect - if view_response is dict or array, convert it to json and return it elif view_response is bool or number, convert it to string and return it