Fixed issues with user group sql exception
Merge branch 'master' of https://github.com/Gooru/Gooru-Core-API
improvements on eventlogs for AccountServiceImpl
improvements on eventlogs for UserManagementServiceImpl
added eventlog files for packages
Fixed code related issues and removed unused exception
Merge pull request #463 from sheebans/master

Fixed code related issues and removed unused exception
*Implemented CORE-1474 Need V2 support for CheckResourceExists
Merge branch 'master' of https://github.com/cyrilraja/Gooru-Core-API
Implemented cluster logic for copy/create collection
Merge pull request #465 from sheebans/master

Implemented cluster logic for copy/create collection
Improved deleting cookie logic
Merge branch 'master' of https://github.com/Gooru/Gooru-Core-API
Merge pull request #464 from cyrilraja/master

*Implemented CORE-1474 Need V2 support for CheckResourceExists and added New logic for Event Logs
Resolved conflicts