Removed unused CSS, TinyMCE and category HTML page
Merge branch 'newframework' into listsFollowup
Merge pull request #2633 from nicolaasmatthijs/listsFollowup

Removed unused code
Defined global macros for list views, API improvements, removed some unused plugins
Progress on grid view and default avatars
Default content icon
Finished thumbnails, updated all clips
Finished tiles
Added checkbox to grid view, started on details view
Finished oae-listitem and oae-listitem-compact component + cleaned up lists.html
Finished various list views
More lists documentation + more entityType default icons
Finished library list options
Finished list options
Fixed left hand navigation problem and cleaned up library i18n files
Fixed lhnavigation URL issue, replaced infinite loading animation with FontAwesome animation, fixed library search paging
Hooked up memberships widget to new framework
Hooked participants widget up to new framework
Cleaned up participants javascript
Clean up and documentation for library, memberships and participants javascript