Fixed Index out of bounds exception while displaying assignment path.
Merge remote-tracking branch 'upstream/dev-branch' into dev-branch

* upstream/dev-branch:
  Fixed redirection issue for Remix
  Added elipses for resource titles in collection player.
  fixed issue for create collection
  Added css style fpr posting label in rating.
  tool tip has been implemnted for resouces.
  Collection end view has been implemented.
Merge pull request #1007 from anilgooru/dev-branch

Fixed Index out of bounds exception while displaying assignment path.