* 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
- Update CKEditor toolbar
- CKEditor: new formating options and stripping empty paragraphs from imports
- fix for other clipboard html cases not beginning with 'p' tag
- Added RemoveFormat button to ckditor toolbar.
- Reorder bower.json
- inline editor and working on line numbers and language setting
- line numbering in inline edit
- changed allowed content, line number display, editor toggling
- included "justify" in ckeditor
- reload original text after ckeditor is disabled
- Reorder and extend ckeditor toolbar.
- fixed save button trigger and inserted a revert button
- set language on editor load (works for inline case only)
- users: use form field in grid layout and add more option
to reduce scrolling of long dialog.
- agenda/motions/assignment: show parent agenda item field for create
dialog only (to prevent corrupt agenda by action 'set my child item as my new
parent item')
- refactor ng dialog and formly code.
