Dots and eating works

src/main/java/se/urmo/game/entities/PacMan.java

@@ -83,6 +83,7 @@ public class PacMan {
         Point destination = collisionChecker.getValidDestination(direction, newPosition, COLLISION_BOX_SIZE, COLLISION_BOX_SIZE);
 
         if(destination != null) {
+            collisionChecker.removeTile(destination);
             position = destination;
         }
     }