Merge remote-tracking branch 'upstream/release-6.2' into release-6.2
fixed folder delete popup issue
Merge branch 'release-6.2' of https://github.com/Gooru/Gooru-Web into release-6.2

Conflicts:
	src/main/java/org/ednovo/gooru/client/mvp/shelf/collection/folders/FolderItemTabView.java
Add additional metadata about a collection in Collection-Edit module
Merge remote-tracking branch 'upstream/release-6.2' into release-6.2
Merge pull request #85 from chandrasekharv/release-6.2

Add additional metadata about a collection in Collection-Edit module
Merge branch 'release-6.2' of https://github.com/Gooru/Gooru-Web into release-6.2
"Changes done for add question view tool tip"
Merge remote-tracking branch 'upstream/release-6.2' into release-6.2
fixed ui issue for depth of knowledge
validate language objective with 415 according to story
Merge pull request #86 from nutan-gooru/release-6.2

fixed folder delete popup issue
fixed ui issue for depth of knowledge
validate language objective with 415 according to story
Merge pull request #87 from suryanarayanakb/release-6.2

Changes done for add question view tool tip
"changed the Model object for moments of learning"
Merge remote-tracking branch 'upstream/release-6.2' into release-6.2
[Discover - Privacy Policy] UI: some text updates
Merge remote-tracking branch 'upstream/release-6.2' into release-6.2
Merge pull request #88 from suryanarayanakb/release-6.2

changed the Model object for moments of learning
Merge pull request #89 from mitraj/release-6.2

[Discover - Privacy Policy] UI: some text updates
"taxonomy object changed for the question"