piros/tor: Code added to Tor to support PIR-based onion service descriptor lookups @ 6c9e3762b56f1382a6f789a0cd22e32a2fe640ba

Roger Dingledine 59633aeddd update spec: OR/OR and OP/OR handshakes have merged		22 rokov pred
..
CLIENTS	f8c6339979 update docs to reflect a bit more reality	23 rokov pred
FAQ	e0d734eb69 update based on discussions at discex iii	23 rokov pred
HACKING	1ae95f66ed bring docs closer to reality	23 rokov pred
TODO	95e5384af3 Change many files to new log_fn format	22 rokov pred
rendezvous.txt	76117b3f18 a few more clarifications to rendezvous spec	22 rokov pred
tor-spec.txt	59633aeddd update spec: OR/OR and OP/OR handshakes have merged	22 rokov pred