* Add caching support to users/group
* Add a function has_perm that works with the cache.
* Removed our session backend so other session backends (without the database) can be used
* Second websocket channel for the projector
* Removed use of projector requirements for REST API requests.
Refactored data serializing for projector websocket connection.
* Refactor the way that the projector autoupdate get its data.
* Fixed missing assignment slide title for hidden items.
* Release all items for item list slide and list of speakers slide. Fixed error with motion workflow.
* Created CollectionElement class which helps to handle autoupdate.
- Used raw SQL for createing default projector during inital migration.
- Removed default_password and hidden agenda items from autoupdate data for some users.
- Removed old get_collection_and_id_from_url() function.
- Fix socket error in autoupdate (Check if socket exists)
- Add missing translation string for core permission
- Fix KeyError in extract_default_password function in users/views.py
- Improve Pagination. Fix users list for users without can_see_extra_data permissions.
- Limit the number of users in ui-select field
- Fix csv header names in users import help text.
- Use config options (enable logo/title) on projector.
- Nicer font style for main and sub items on agenda slide.
- Fix JS error if this.groups is undefined for anonymous.
- Reset password from current (unsaved) value of default_password.
- MotionForm, AssignmentForm and UserForm factory for open ngDialog.
Fixes edit url redirect problem.
- Added back-to-detail-view-button to list of speakers view.
- Add translation context.
- Fixed (missing) translation strings.
- Fixed tags and category list views.
- motion detail: Use select box for changing state.
- motion slide updated
Also added the derective osPerms to check if the current user has permissions.
Removed old Django views and urls for user.
Created utils.views.APIView which should be used instead of the AjaxView.
Fixes: #1470Fixes: #1454
Refactored user creation and update via REST API. Used new serializer.
Cleaned up management commands, signals and imports. Moved code from 'api.py' to 'models.py'.
Changed usage of group 'Registered'. Now the users don't have to be members to gain its permissions. Used customized auth backend for this.
Added and changed some tests.
Added api for groups.
Refactored serializers now using 'id' instead of 'url'.
Rework of tornado autoupdate functionality.
Implemented extra data in SockJS messages.
* seperate unittests and integration tests
* moved old tests in seperat folder 'old'
* created a testrunner that does not create a testdatabase, if only unittests are run
* wrote some unit- and integration tests as examples
* fixed user.get_short_name() to use the sort order from config
* fixed wrong url_pattern in the user app
