Merge pull request #28 from eprogramming/master

cleanup and end game
Merge pull request #29 from eprogramming/master

cleanup, start best scores, ready screen, end game
Merge pull request #30 from eprogramming/master

updates
Merge pull request #31 from eprogramming/master

updates
Merge pull request #33 from eprogramming/master

better music, size etc, instructions and cleanup