piros/tor: Code added to Tor to support PIR-based onion service descriptor lookups @ 10902028e0359781fcb4e6d44889c8a819768ab4

Nick Mathewson 32a3e704b4 Choose correct abstraction for topic_foo. Abstract random-integer code		23 vuotta sitten
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CLIENTS	7a18057357 starting to document what clients need to do and why	23 vuotta sitten
FAQ	1ae95f66ed bring docs closer to reality	23 vuotta sitten
HACKING	1ae95f66ed bring docs closer to reality	23 vuotta sitten
TODO	0c61bc3756 Remove the notion of "onion ciphers"; make packing and unpacking separate fns	23 vuotta sitten
tor-spec.txt	32a3e704b4 Choose correct abstraction for topic_foo. Abstract random-integer code	23 vuotta sitten