Merge pull request #1 from jordenh/displacement

Add displacement functions, separated stubs into their own file
gameloop
add bullet and changes to git ignore
bullets... oops
fixed buggy bullets
adding bmp files
adding lcd files
renamed vga initialization function
slightly cleaned up and renamed main file
added bmp to includes
Merge branch 'master' of github.com:jordenh/LaserSharknadoSW into multi-sound
playLaser makes sound and does not stop the processor