4/10 Update

Added GameObject class
Changed Player to child of GameObject
Update 4/17

Everything in separate files. New Game Over and Pause. Only allows
single direction movement. collision fixed.
Bernard Update

Added that young Speed and score drops
Merged Michelle's code into mine

Michelle now commits directly to the repo, how we should have had it
day one.
ghost has its own file.
a
fixed conflicts with files on my machine