Merge pull request #496 from skpcharles/master

Added fix for folder reorder issue
* Implemented CORE-1499 update mediaType in updateResourceCollectionItem
Moved the data source creation logic from api core to rest-app
Merge pull request #498 from sheebans/master

Moved the data source creation logic from api core to rest-app
Moved the data source creation logic from api core to rest-app
Merge pull request #497 from cyrilraja/master

* Implemented CORE-1499 update mediaType in updateResourceCollectionItem
Merge pull request #499 from sheebans/master

Moved the data source creation logic from api core to rest-app
removed cache logic by apitoken
Merge pull request #500 from sheebans/master

removed cache logic by apitoken
removed default level in get concept method