DAR-1184: UIFactory - code comments
DAR-1184: UIFactoryApiController tests
DAR-1184, fix error handling after changes in PHP
DAR-1184, fix unit tests after changing error handling logic in UIfactory
Pulled VisualEditor (5c147013ebf04e0ae5324b41a652878b256babc6) from https://gerrit.wikimedia.org/r/mediawiki/extensions/VisualEditor
Removed invalid reference to VisualEditor from oasis.scss
Video (vid-576): VideoPageTool - add skeleton
Video (vid-576, vid-578): VideoPageTool - update special page controller and add function to get calendar info
DAR-1184: Factory unit tests and some small code fixes
PLA-582 initial swagger docs changes
Video (vid-576): add VideoPageTool to admin dashboard list
VID-568 adding template for calendar page of VideoPageTool
VID-560 begining setup for the featured video module admin tool
PLA-582 update formatting for ActivityApi
PLA-582 more reformatting
handle annotation for articles api get top
VID-726 adding left menu for VPT
CE-311 Refactoring messages plus giet rid of unused global vars
CE-311 Refactoring messages more
CE-311 Refactoring messages one double escape