Merge pull request #1725 from VinRudramurthy/dev-branch

Addded itemsequence number to reorder.
Changes for class setup implemented
conflicts resolved changes for class setup implemented
Merge pull request #1726 from ssushma/dev-branch

Changes for classpage implemented
Merge branch 'dev-branch' of https://github.com/Gooru/Gooru-Web into dev-branch