Adding class check to `\data\model\Relationship` to check for bound model class. Throws an exception if class cannot be found.
Adding class check to `\data\model\Relationship` to check for bound model class. Throws an exception if class cannot be found.

whowgames/lithium,m4rcsch/lithium-core-library,SensCritique/lithium,davidpersson/lithium,pixelcog/lithium,SensCritique/lithium,mehlah/lithium,UnionOfRAD/lithium,graphis/lithium,qoqa/lithium,graphis/lithium,muyehub/lithium,wbeater/lithium,jails/lithium,UnionOfRAD/framework,davidpersson/lithium,m4rcsch/lithium-core-library,muyehub/lithium,jails/lithium,wbeater/lithium,datachand/lithium,qoqa/lithium,pixelcog/lithium,datachand/lithium,mehlah/lithium,m4rcsch/li3_framework,whowgames/lithium,UnionOfRAD/lithium