Merge pull request #1286 from mitraj/dev-branch

Fixed Remix (Customizing) the collection from library navigates back....
Fixed On assign a collection to class and clicking on the class name from the popup shows
library drop menu issue scroll issue resolved
Rectified issues with ratings.
Merge branch 'dev-branch' of https://github.com/Gooru/Gooru-Web into dev-branch
Merge pull request #1287 from nutan-gooru/dev-branch

Fixed On assign a collection to class and clicking on the class name fro...
Merge pull request #1288 from ssushma/dev-branch

library drop menu issue scroll issue resolved
Merge pull request #1289 from VinRudramurthy/dev-branch

Rectified issues with ratings.
customize popup by creating a collection with empty title issue resolved
Merge branch 'dev-branch' of https://github.com/Gooru/Gooru-Web into dev-branch