Änderungen

Summary

1. some fixes (details)

Commit 81f16e9f98c28333636692198cc9ac1e564a146c by frotty some fixes
	wurst/entity/Entity.wurst (diff)
	wurst/physics/PhysicsConstants.wurst (diff)
	wurst/entity/Event.wurst (diff)
	wurst/entity/TextTagEntity.wurst (diff)
	wurst/test/Usage.wurst (diff)
	wurst/physics/PhysicsEntity.wurst (diff)
	wurst/Frentity.wurst (diff)