Create and implement the revisions widget
Merge remote-tracking branch 'origin/newframework' into revisionhistory
Follow up on revision history code review
Follow up on 'revisions' widget
Merge origin/newframework and fix conflicts
Merge remote-tracking branch 'origin/newframework' into revisionhistory
Add docs, update content preview when revision is restored.
Revision history followup
Merge branch 'revisionhistory' of git://github.com/bp323/3akai-ux into revisionhistory