Add a shell of a Player class.
Make primitive Target class.
Add shell of a draw() method for Target.
Add an instance of Cannon to main.
Add return type to Target.draw().
Add controls.
Added player class
Merge pull request #21 from TurtleTheater/player_class

Player class
Reformat Player class.
Remove instructional comments.
Merge branch 'master' into cannon_methods

Conflicts:
	cannonball.pde