Merge pull request #121 from suryanarayanakb/release-6.2

Handled the standards based on the profile selected standards
Teachable Moments Course Image updated
Merge remote-tracking branch 'upstream/release-6.2' into release-6.2
Merge pull request #122 from chandrasekharv/release-6.2

Teachable Moments Course Image updated
Issue at play info tab of new metadata fixed
Merge pull request #123 from mitraj/release-6.2

Issue at play info tab of new metadata fixed
Scrollbars enabled on closing the join class popup.
Merge pull request #124 from ssushma/release-6.2

Scrollbars enabled on closing the join class popup.
Merge remote-tracking branch 'upstream/release-6.2' into release-6.2