Fix ExporterTest Schema::cast() according to #567
Fix ExporterTest Schema::cast() according to #567

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