Merge pull request #354 from VinRudramurthy/dev-branch

Rectified issues while doing validations while writing reviews.
"Ui allignment done for mouse over text on stars"
Merge remote-tracking branch 'upstream/dev-branch' into dev-branch-2
Merge pull request #355 from sravanthi1/dev-branch

"Ui allignment done for mouse over text on stars"
Removed rating widget in study player info.
Merge branch 'dev-branch' of https://github.com/Gooru/Gooru-Web into dev-branch