Fixed null pointer issue in updatepartycustomfield.
Merge pull request #717 from sarala0927/master

Fixed null pointer issue in updatepartycustomfield.
Merge remote-tracking branch 'gooru/master'
Added condition for null pointer in deletefeedback.
added fix for StaleStateException for delete collection
Merge pull request #720 from sheebans/master

added fix for StaleStateException for delete collection
Implemented V2 role management API
Merge branch 'master' of https://github.com/Gooru/Gooru-Core-API
API call fixed the string length >15
Merge pull request #721 from viji-m/master

Added limit validation for user-name in create user API
Merge remote-tracking branch 'gooru/master'
Altered indentation in null pointer.
Merge pull request #719 from sarala0927/master

Added condition for null pointer in deletefeedback.
Added validation for maximum character

Conflicts:
	gooru-core/src/main/resources/properties/message.properties