License of source code
----------------------

The MIT License (MIT)
Copyright (C) 2014-2016 xyz
Copyright (C) 2014-2016 BlockMen
Copyright (C) 2016 Auke Kok <sofar@foo-projects.org>
Copyright (C) 2014-2016 Various Minetest developers and contributors

all textures by tobyplowy (aka toby109tt)