Merge pull request #2334 from anilgooru/release-6.6.3.a1

DO-6076 : [My Collection] When I add a question to my collection, it refreshes the ENTIRE page, not just the edit collection screen - Implemented.
UI refinements for Search and Spell Checker.
Merge remote-tracking branch 'upstream/release-6.6.3.a1' into release-6.6.3.a1

* upstream/release-6.6.3.a1: