piros/tor: Code added to Tor to support PIR-based onion service descriptor lookups @ 6ca7c118ece7f6b14dc5a3ea00ee208128fc5ef9

Roger Dingledine 75bd472869 do another cleanup pass on the sample torrc		%!s(int64=18) %!d(string=hai) anos
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Makefile.am	0d5a847f12 Remove need for dirservers file: now, we note trusted dirservers in configuration options, and only need to remember addr:port and key digest for each one.	%!s(int64=21) %!d(string=hai) anos
torrc.complete.in	622dd4927e change the BandwidthRate/BandwidthBurst in the torrc	%!s(int64=18) %!d(string=hai) anos
torrc.sample.in	75bd472869 do another cleanup pass on the sample torrc	%!s(int64=18) %!d(string=hai) anos