piros/tor: Code added to Tor to support PIR-based onion service descriptor lookups @ 430545432fcd301dd6511b0f2f2497dd251b96d6

Roger Dingledine 430545432f and update the todo		23 anni fa
..
CLIENTS	f8c6339979 update docs to reflect a bit more reality	23 anni fa
FAQ	e0d734eb69 update based on discussions at discex iii	23 anni fa
HACKING	1ae95f66ed bring docs closer to reality	23 anni fa
TODO	430545432f and update the todo	23 anni fa
tor-spec.txt	5e05079890 partial update of the spec	23 anni fa