Debugging google drive integration.
Merge remote-tracking branch 'upstream/dev-branch' into dev-branch

* upstream/dev-branch:
  Standards tab performance API changes implemented, API responses not available for testing on QA.
  showing error message when file deleted from the google drive functionality has been implemented.
  Playing Google drive file in player functionality has been implemented..
  SAUSD library "Professional Learning" subject updated.

Conflicts:
	src/main/java/org/ednovo/gooru/server/service/ResourceServiceImpl.java
Merge pull request #846 from anilgooru/dev-branch

Debugging google drive integration.