Merge pull request #491 from chandrasekharv/dev-branch

Meta Data Container added in SAUSD page
Users can add multiple tags under Educational Use
Merge remote-tracking branch 'gooru/dev-branch' into dev-branch
Pagination implemented for Assignments container in Teach Mode.
Merge pull request #492 from SurabhiSeetharam/dev-branch

Dev branch
Merge remote-tracking branch 'upstream/dev-branch' into dev-branch
Updated Assignment progress UI.
Merge pull request #493 from anilgooru/dev-branch

Updated Assignment progress UI.
Pagination implemented for Assignments container in Teach & Study Mode.
Multiple selections under Add Tags(Access Hazards)
Merge pull request #494 from ssushma/dev-branch

Pagination implemented for Assignments container in Teach and Study Mode.
Merge pull request #495 from SurabhiSeetharam/dev-branch

Multiple selections under Add Tags(Access Hazards)
New Static page added for My classes Home page.
added tags tab in profile page
Merge pull request #496 from ssushma/dev-branch

New Static page added for My classes Home page.
Merge pull request #497 from nutan-gooru/dev-branch

added tags tab in profile page