Merge pull request #179 from PurnimaGS/master

CORE-598 Added multi-organization support for Oauth Client creation
Added laest modified date for invite user delete
Merge pull request #180 from skpcharles/master

Added laest modified date for invite user delete
marked newly created question to OER
Merge pull request #181 from sheebans/master

marked newly created question to OER
Implemented the content provider which provide the support to map the aggregator and publisher
Merge pull request #182 from sheebans/master

Implemented the content provider which provide the support to map the aggregator and publisher
Added fix for folder with a public collection stays visible even after deleting the public collection at Organize
Merge pull request #183 from skpcharles/master

Added fix for folder with a public collection stays visible even after d...
Added few more changes to CORE-270(In GAT Library Collections Tab need API for Show all the Library Collections)
Merge pull request #184 from saravanab/master

Added few more changes to CORE-270(In GAT Library Collections Tab need A...
Core-598 Mapped super-Admin user to Oauth Client