• security/tor-devel: Update from 0.3.1.5-alpha to 0.3.1.6-rc

-Changelog: https://lists.torproject.org/pipermail/tor-talk/2017-September/043518.html

PR: 222071
Submitted by: Yuri Victorovich <yuri@rawbw.com> (maintainer)
Reported by: nusenu <freebsd-vheg@riseup.net>
Approved by: miwi (mentor)
Differential Revision: https://reviews.freebsd.org/D12243