Created and implemented scenemanager, include cleanup, fixed winbuild?

src/lua.h

@@ -5,16 +5,28 @@
 #include "gameobject.hh"
 
 namespace psxsplash {
+
+struct LuaFile {
+    union {
+        uint32_t luaCodeOffset;
+        const char* luaCode;
+    };
+    uint32_t length;
+};
+
 class Lua {
   public:
     void Init();
-    
-    void LoadLuaFile(const char* code, size_t len);
+
+    void LoadLuaFile(const char* code, size_t len, int index);
     void RegisterGameObject(GameObject* go);
     void CallOnCollide(GameObject* self, GameObject* other);
 
   private:
     void PushGameObject(GameObject* go);
     psyqo::Lua L;
+
+    int m_metatableReference;
+    int m_luascriptsReference;
 };
 }  // namespace psxsplash