Merge pull request #237 from suryanarayanakb/dev-branch

Removed un-used code
Added Review pop-up on click of count.
Merge pull request #238 from VinRudramurthy/dev-branch

Added Review pop-up on click of rating count.
Add Tags spell error corrected
Add tags feature implemented for Media Feature and Mobile Friendly tags.
Add tags feature implemented for Media Feature and Mobile Friendly tags.
Adding tags functionality implemented on search, edit collection, resource and preview players.
Order of Reports tab modified - added after Students tab in classpage.
Merge remote-tracking branch 'upstream/dev-branch' into dev-branch
Merge pull request #239 from ssushma/dev-branch

Add Tags spell error corrected
Merge remote-tracking branch 'upstream/dev-branch' into dev-branch
"Added confirmation popup for the add tags"