Remove global args from main game loadlevel() functions

This removes global args from Finalclass.cpp, Labclass.cpp,
Otherlevel.cpp, Spacestation2.cpp, and WarpClass.cpp.

desktop_version/src/Otherlevel.h

@@ -27,7 +27,7 @@ public:
     };
 
     void addline(std::string t);
-    std::vector<std::string> loadlevel(int rx, int ry , Game& game, entityclass& obj);
+    std::vector<std::string> loadlevel(int rx, int ry);
 
     std::string roomname;