Code:
Copyright (C) 2011-2012 Kahrl <kahrl@gmx.net>
Copyright (C) 2011-2012 celeron55, Perttu Ahola <celeron55@gmail.com>

LGPL v2.1

Textures: CC BY-SA

Copyright (C) 2010-2012 celeron55, Perttu Ahola <celeron55@gmail.com>
