added choosing spaceship in singleplay

src/MenuManager.h

@@ -34,7 +34,7 @@ namespace ZL {
 		std::function<void(float)> onVelocityChanged;
 		std::function<void()> onFirePressed;
 
-		std::function<void()> onSingleplayerPressed;
+		std::function<void(const std::string&, int)> onSingleplayerPressed;
 		std::function<void()> onMultiplayerPressed;
 
 	};