Background image and bricks.
Merge branch 'master' of https://github.com/rliebz/Puddle

Conflicts:
	Content/Level1.tmx
Buttons and refactor sprite draw method.
Merge branch 'master' of https://github.com/rliebz/Puddle

Conflicts:
	Content/Level1.tmx
Buttons animating.
Y collision box for buttons fixed.
Merge pull request #3 from jakerose27/master

Background, sprite draw refactor, and button animation.