*Revert changes on CORE-1543
Merge remote-tracking branch 'gooru/master'
Merge remote-tracking branch 'gooru/master'
Merge remote-tracking branch 'gooru/master'
*added exception in logs for throwing session attempt try
Merge pull request #592 from cyrilraja/master

*throwing exception added in logs for session attempt try
added validation for invalid file in media API
Merge remote-tracking branch 'gooru/master'