[issue22486] Add math.gcd()

[Serhiy Storchaka]

Changes by Serhiy Storchaka <storchaka at gmail.com>:


Added file: http://bugs.python.org/file37422/lehmer_gcd_8.patch

_______________________________________
Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue22486>
_______________________________________