Merge pull request #2082 from VinRudramurthy/release-6.6.3.a1

Folders: Implemented tooltip for both top and bottom reorder buttons and added top arrow.
"6.6 Parallel [My Classes] After inviting the student through mail, pending list is not displayed automatically, need to refresh the page Fixed"
Need lower case for 2 words "Start creating collections" - Resolved
Unable to create a collection from my classes issue resolved
Merge pull request #2083 from ssushma/release-6.6.3.a1

Need lower case for 2 words "Start creating collections" - Resolved
Merge pull request #2084 from anilgooru/release-6.6.3.a1

Cherry picked from dev-branch.
Add Image text issue added in PPP
Merge branch 'release-6.6.3.a1' of https://github.com/Gooru/Gooru-Web into release-6.6.3.a1
Merge pull request #2085 from mitraj/release-6.6.3.a1

Add Image text issue added in PPP
Wrong password issue resolved
Merge pull request #2086 from ssushma/release-6.6.3.a1

Wrong password issue resolved
Merge branch 'release-6.6.3.a1' of https://github.com/Gooru/Gooru-Web into release-6.6.3.a1