Unit list api added, functionality implemented
"showing data form unitsapi and implemented paginaton."
Merge branch 'dev-branch' of https://github.com/Gooru/Gooru-Web into dev-branch
Merge pull request #1548 from mitraj/dev-branch

display data from getunits api and implemented paginaton.
Merge pull request #1549 from ssushma/dev-branch

Unit list api added, functionality implemented
class setup implemented without pagination
Merge pull request #1550 from ssushma/dev-branch

class setup implemented without pagination
Merge pull request #1551 from shivalinga/dev-branch

Edit assignment view has been implemented.
Teacher pages integration completed partially.