ozone layer - 1.13 patch

update 1.13.1: the ozone (patch 1)

changes:

- title screen to new screen

- item sprites to not have black outlines

- background to be black and not grey, looks nicer than before.

- monsters now move faster, making them more difficult to shake off 

  your trail than before

fixes:

- fluids not appearing after a fluid wall is broken

- you now can continue playing after you die, sorry.

- now the game prevents you from going up a level that is blocked by a wall or super lava