Folders: Added comments at missing places.
Merge branch 'release-6.6.3.a1' of https://github.com/Gooru/Gooru-Web into release-6.6.3.a1
Merge pull request #2140 from sravanthi1/release-6.6.3.a1

"Collaborator should be able to delete comments implemented"
Merge pull request #2139 from VinRudramurthy/release-6.6.3.a1

Folders: Added comments at missing places.
status code related popup has been implemented.
Merge branch 'release-6.6.3.a1' of https://github.com/Gooru/Gooru-Web into release-6.6.3.a1
Merge remote-tracking branch 'upstream/release-6.6.3.a1' into release-6.6.3.a1
Merge pull request #2148 from sravanthi1/release-6.6.3.a1

1.0.c [Search] Class info Details are displayed in Collection player,when collection played from search
fixed data log path attribute value issue.
Added search keyword in the data log event.
"Update Kindergarten Course thumbnails on registration popup Fixed"
Merge remote-tracking branch 'upstream/release-6.6.3.a1' into release-6.6.3.a1
Merge pull request #2152 from sravanthi1/release-6.6.3.a1

Update Kindergarten Course thumbnails on registration popup Fixed.
Merge branch 'release-6.6.3.a1' of https://github.com/Gooru/Gooru-Web into release-6.6.3.a1

Conflicts:
	src/main/java/org/ednovo/gooru/client/mvp/play/collection/CollectionPlayerPresenter.java
Class info player issues merged from 6.6.a3 branch
Merge pull request #2155 from ssushma/dev-branch

Class info player issue changes merged from 6.6.a3 branch