Remove sakai_global and use the new 'get context' functionality instead.
Merge remote-tracking branch 'origin/newframework' into removeGlobal
Follow up on 'remove global' code review.
Removed TODO statement
Fix error when deleting content comment
Merge branch 'deleteComment' of git://github.com/bp323/3akai-ux into deleteComment
Merge origin/newframework and fix conflicts