Replaced objlist_class with std::vector.

Fixed minor bug in TLightGroup.
Cleaned up some warnings.

SpaceCadetPinball/TComponentGroup.h

@@ -11,6 +11,6 @@ public:
 	int Message(int code, float value) override;
 	static void NotifyTimerExpired(int timerId, void* caller);
 
-	objlist_class<TPinballComponent>* List;
+	std::vector<TPinballComponent*> List;
 	int Timer;
 };