Input processor interface and sdl implementation added, now frees text textures after displaying text, need to look into caching so we can let manager handle it

src/game/visualizer.hpp

@@ -12,7 +12,7 @@
 
 class Visualizer : public Game {
 public:
-    bool update() override;
+    bool update(InputResult input) override;
 
     void render(Renderer* renderer) override;
 
@@ -25,6 +25,7 @@ public:
 
 private:
     int x = 0;
+    int sprite_index = 1;
 
 };