Remove comments and unused headers

lib/GameWindow.hpp

@@ -35,7 +35,6 @@ struct TextureSize {
 
 class PacMan;
 class Pellets;
-//class Position;
 class SuperPellets;
 
 class GameWindow {
@@ -89,8 +88,6 @@ private:
 
   void renderSuperPellets(const SuperPellets & superPellets) const;
 
-  //static SDL_Rect targetRect(const Position & position, int pixel_increase);
-
   SDL_Rect windowDimensions() const;
 
   // Given an x - y coordinate of a texture in the assets file,

lib/Position.hpp

@@ -1,7 +1,5 @@
 #pragma once
 
-#include <cmath>
-
 struct Position {
   float x;
   float y;