Indicate that Gitian is no longer used in https://trac.torproject.org/projects/tor/wiki/doc/TorBrowser/BuildingWithGitian
Indicate that Gitian is no longer used in https://trac.torproject.org/projects/tor/wiki/doc/TorBrowser/BuildingWithGitian
Indicate that Gitian is no longer used in https://trac.torproject.org/projects/tor/wiki/doc/TorBrowser/BuildingWithGitian