return user settings in /api/current_user
/about links to the new API.md file
fix QuestBig double rendering; subviews improvements
View.Common.remove() removes all subviews too
more js comments
refactor views, fix memory leaks

- remove overly complicated Dashboard logic re user fetch races
- pp.View.AnyCollection
- merge pp.View.CommonWithActivation into pp.View.Common
fix memory leaks in events collection view
comments collection refactoring
fix quest/big view
CommentCollection is AnyCollection
remove views/notify, nobody uses it
Merge branch 'refactor-views'

http://play-perl.org/quest/511ab4943a5ec35f3d00001c