Merge pull request #360 from cyrilraja/master

*implemented CORE-1227 In Resource Flag API response add mediaType field.
Rover-117 Added google oauth constants
Merge pull request #361 from PurnimaGS/master

Rover-117 Added google oauth constants
Added fix for Provide Grade support for the subjects in the Community Library API
Merge pull request #362 from skpcharles/master

Added fix for Provide Grade support for the subjects in the Community Li...
Merge remote-tracking branch 'gooru/master'
*removed existing logs for update resource