math/py-pyhull: Update from 1.5.6 to 2015.2.0

[joneum]

Summary

• math/py-pyhull: Update from 1.5.6 to 2015.2.0

PR: 220018
Submitted by: Yuri Victorovich
Approved by: xxx (mentor)
#Differential Revision: https://reviews.freebsd.org/Dxxxxx

Test Plan

~/dev/ports/math/py-pyhull % portlint -AC
WARN: Makefile: for new port, make $FreeBSD$ tag in comment section empty, to make SVN happy.
0 fatal errors and 1 warning found.

poudriere testport:

10amd64
10i386
11amd64
11i386
12.0-CURRENT r318899 amd64
12.0-CURRENT r318400 i386