Teeworlds Copyright (c) 2007-2014 Magnus Auvinen
Ninslash Copyright (c) 2016 Juho Syrjänen

This software is provided 'as-is', without any express or implied
warranty. In no event will the authors be held liable for any damages
arising from the use of this software.

Permission is granted to anyone to use this software for any purpose,
including commercial applications, and to alter it and redistribute it
freely, subject to the following restrictions:

1. The origin of this software must not be misrepresented; you must not
   claim that you wrote the original software. If you use this software
   in a product, an acknowledgment in the product documentation would be
   appreciated but is not required.
2. Altered source versions must be plainly marked as such, and must not be
   misrepresented as being the original software.
3. This notice may not be removed or altered from any source distribution.

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Licenses for content under 'data' varies; some is freely licensed under
the CC-BY-SA 3.0 license [1], some is nonfree. Until license documentation
for this project improves, it is recommended to look for the same file in
the original Teeworlds source code [2], which will have better
documentation. Any original art made for Ninslash is licensed freely under
the CC-BY-SA 3.0 license [1].

[1]: https://creativecommons.org/licenses/by-sa/3.0/
[2]: https://github.com/teeworlds/teeworlds

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IMPORTANT NOTE! The source under src/engine/external are stripped
libraries with their own licenses. Mostly BSD or zlib/libpng license but
check the individual libraries.
