Merge pull request #2015 from anilgooru/release-6.6.3.a1

Added support to handle update user name and role in Search, Profile and student page.
Added support to handle update user name and role in All libraries, My Classes, My collection,
Merge remote-tracking branch 'upstream/release-6.6.3.a1' into release-6.6.3.a1

* upstream/release-6.6.3.a1: