Character and mouse changes

Editted character sprite. Added mouse look. Looked camera to player
location. Added mouse events to input.
Added a bigger map.
Add new player sprites

This is a man without a gun
Update sprite to 36X36 Pixel and add man firing gun
Added muzzle flash
Added Zombie Sprite
Removed old jumping logic. Added entity system. Added bullets.
Update Sprites, And Rotate Orientation Right
Added tile definition as comments
Light testing.
Added network bullets. Added Gun class and PewPewGun child.
Merge branch 'master' into jason

Conflicts:
	public/scripts/client.coffee
Merge branch 'master' into jason

Lighting is now working.