[tor-wiki-changes] org/roadmaps/Tor/IPv6Features edited

[Tor Bug Tracker & Wiki: teor]

Add another IPv6 relay reachability step 

([diff](https://trac.torproject.org/projects/tor/wiki/org/roadmaps/Tor/IPv6Features?action=diff&version=19))

URL: https://trac.torproject.org/projects/tor/wiki/org/roadmaps/Tor/IPv6Features?version=19