reworking sound system

src/Game.hpp

@@ -9,6 +9,7 @@ extern "C" {
 
 #include "Renderer.hpp"
 #include "GameBoard.hpp"
+#include "Sound.hpp"
 
 using namespace std;
 
@@ -37,6 +38,8 @@ private:
 		bool quit = false;
 	} gameState;
 
+	const unique_ptr<Sound> sound;
+
 public:
 	Game( );