- let skip_super use the AActor assignment operator. The blanket memcpy it used was clobbering some data.

- moved the Finalize method from PClassActor to AActor. Now that defaults get their vtbl pointer initialized this will actually work.

src/scripting/thingdef_properties.cpp

@@ -560,7 +560,7 @@ DEFINE_PROPERTY(skip_super, 0, Actor)
 		return;
 	}
 
-	memcpy ((void *)defaults, (void *)GetDefault<AActor>(), sizeof(AActor));
+	*defaults = *GetDefault<AActor>();
 	ResetBaggage (&bag, RUNTIME_CLASS(AActor));
 }