Add LICENSE
Upstream changes:
0.16 2016-04-30
* Hopefully get rid of some warnings on Solaris and other platforms with
STDCHAR not "char".
- https://rt.cpan.org/Public/Bug/Display.html?id=28104
- Thanks to SMPETERS, SREZIC, GAAL, and others.
0.15 2016-04-26
* Convert the distribution from Module-Install which has become
undermaintained to Dist-Zilla.
* Some implied enhancements such as pod coverage, VCS repository
information and meta-data, removal of trailing whitespace, a LICENSE
file, etc.
c0e995e69d