"Update Assignments changes"
Merge remote-tracking branch 'upstream/dev-branch' into dev-branch

Conflicts:
	src/main/java/org/ednovo/gooru/client/mvp/classpages/tabitem/assignments/collections/CollectionsView.java
"Showing and hiding Saving text and number validations added for update assignments functionality"
Merge remote-tracking branch 'upstream/dev-branch' into dev-branch

Conflicts:
	src/main/java/org/ednovo/gooru/client/mvp/classpages/tabitem/assignments/collections/CollectionsView.java
Merge pull request #1670 from sravanthi1/dev-branch

"Showing and hiding of saving text and number validations added for update assignments handled "