Refactoring record mapping in `\data\collection\RecordSet`.
Refactoring record mapping in `\data\collection\RecordSet`.

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