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

GNU Lesser General Public License, version 2.1
Copyright (C) 2019 celeron55, Perttu Ahola <celeron55@gmail.com>
Copyright (C) 2019 Various Minetest developers and contributors

This program is free software; you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License as published by the Free
Software Foundation; either version 2.1 of the License, or (at your option) any
later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
PARTICULAR PURPOSE.
See the GNU Lesser General Public License for more details:
https://www.gnu.org/licenses/old-licenses/lgpl-2.1.html


License of media
----------------

Attribution-ShareAlike 3.0 Unported (CC BY-SA 3.0)
Copyright (C) 2019 paramat
Copyright (C) 2019 BlockMen

You are free to:
Share — copy and redistribute the material in any medium or format.
Adapt — remix, transform, and build upon the material for any purpose, even
        commercially.

The licensor cannot revoke these freedoms as long as you follow the license
terms.

Under the following terms:

Attribution — You must give appropriate credit, provide a link to the license,
and indicate if changes were made. You may do so in any reasonable manner, but
not in any way that suggests the licensor endorses you or your use.

ShareAlike — If you remix, transform, or build upon the material, you must
distribute your contributions under the same license as the original.

No additional restrictions — You may not apply legal terms or technological
measures that legally restrict others from doing anything the license permits.

Notices:

You do not have to comply with the license for elements of the material in the
public domain or where your use is permitted by an applicable exception or
limitation.
No warranties are given. The license may not give you all of the permissions
necessary for your intended use. For example, other rights such as publicity,
privacy, or moral rights may limit how you use the material.

For more details:
http://creativecommons.org/licenses/by-sa/3.0/
