More Menu Enhancements

UPDATES V 1.1.5

 - Added new game file menu with level images.
- Added new game difficulty with descriptions.
- Added copy game file in the game file menu.
- Added key hints to menu.
- Added destructible ground lights (lights that are on the ground).
- Added floor lights (lights that are in the floor)
- Added no lights system to prevent lights from spawning in silly areas like under a floor.
- Added more consistent lighting with "Crate Carrier Carnage" map.
- Added more background elements.
- Added text to cola machine indicating how many more coins are required.
- Fixed missing graphics for initial entry and unplayed level.
- Fixed "Nothing In Darkness" map from letting the player get stuck in a door when backtracking.
- Fixed overhead lights spawning on top of red warning lights.
- Fixed game not recognizing when player goes from gamepad back to keyboard.