Merge pull request #1581 from mitraj/dev-branch

pagination issue resolved after refresh the page.
offset value issue resolved for classpage set up
Merge pull request #1583 from ssushma/dev-branch

offset value issue resolved for classpage set up
5 results pagination implemented for class setup
Merge pull request #1586 from ssushma/dev-branch

5 results pagination implemented for class setup
"Api integration done for Assignments in Unitsetup"
Merge branch 'dev-branch' of https://github.com/Gooru/Gooru-Web into dev-branch