All files except those explicitly listed below are copyright Genome
Research Limited and are made available under the BSD license.

> Redistribution and use in source and binary forms, with or without
> modification, are permitted provided that the following conditions
> are met:
>
>     (1) Redistributions of source code must retain the above copyright
>     notice, this list of conditions and the following disclaimer.
>
>     (2) Redistributions in binary form must reproduce the above copyright
>     notice, this list of conditions and the following disclaimer in
>     the documentation and/or other materials provided with the distribution.
>
>     (3)The name of the author may not be used to endorse or promote
>     products derived from this software without specific prior written
>     permission.
>
> THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
> IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
> WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
> DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
> INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
> (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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> HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
> STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
> IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
> POSSIBILITY OF SUCH DAMAGE.

c_range_coder.h is Public Domain, derived from work by Eugene
Shelwien.

rANS_byte.h and rANS_word.h are derived from Fabien Giesen's work and
is Public Domain.  https://github.com/rygorous/ryg_rans This work was
in turn based on the ANS family of entropy encoders as described by
Jarek Duda's paper: http://arxiv.org/abs/1311.2540

> To the extent possible under law, Fabian Giesen has waived all
> copyright and related or neighboring rights to ryg_rans, as
> per the terms of the CC0 license:
>
>   https://creativecommons.org/publicdomain/zero/1.0
>
> This work is published from the United States.
