Merge pull request #1340 from VinRudramurthy/dev-branch

Ratings: Issue rectified with thank you tool tip
Changed home page title.
Moved static text in home page to MessageProperties file.
Merge remote-tracking branch 'upstream/dev-branch' into dev-branch

* upstream/dev-branch:
  Ratings: Issue rectified with thank you tool tip
  remove disable condition
  Ratings: rectified issue with delete UI.
  enable elemetry tab in RUSD libraray
  Changes for standards library refresh.- Resolved
  Library:Issues rectified with LPS banner image.
  "[PPP]:Grades & Courses pop up displayed in others PPage issue resolved"
Merge pull request #1341 from anilgooru/dev-branch

Moved static text in home page to MessageProperties file.
Fixed Typo error.
Merge remote-tracking branch 'upstream/dev-branch' into dev-branch

* upstream/dev-branch:
Merge pull request #1342 from anilgooru/dev-branch

Fixed Typo error.
Library: Issue fixed with Course dropdown missing from subject tabs at contributors page.