| Written in 2013 by Simon Sapin. | |
| To the extent possible under law, the author(s) have dedicated all copyright | |
| and related and neighboring rights to this work to the public domain worldwide. | |
| This work is distributed without any warranty. | |
| See the CC0 Public Domain Dedication: | |
| http://creativecommons.org/publicdomain/zero/1.0/ |