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.
Merge remote-tracking branch 'upstream/release-6.6.3.a1' into release-6.6.3.a1