Updated Title Screen
Added Graffiti Font
Merge branch 'master' of https://github.com/luckyb/ZombieFoodTruck

Conflicts:
	Unity/Assets/Art/Atlases/UIAtlas.png
	Unity/Assets/Art/Atlases/UIAtlas.prefab
	Unity/Assets/Art/Title/titlescreen.png
	Unity/Assets/Prefabs/UI/MainMenuScreen.prefab