Merge pull request #1512 from ssushma/dev-branch

Changes for classpage Tabs UI
For Myclasses prototype class has been added.
Merge branch 'dev-branch' of https://github.com/Gooru/Gooru-Web into dev-branch

Conflicts:
	src/main/java/org/ednovo/gooru/client/mvp/classpages/edit/EditClasspageView.java
Merge pull request #1513 from shivalinga/dev-branch

For Myclasses module prototype classes has been added.
For unit details HTML page has been added.
Merge pull request #1514 from shivalinga/dev-branch

For unit details HTML page has been added.
Assignment UI Integrated as is