piros/tor: Code added to Tor to support PIR-based onion service descriptor lookups @ 60997a00e8e7585e076c750ab37095c0bfc3c773

Nick Mathewson 60997a00e8 Fix a bug in the old-gcc version of ENABLE_GCC_WARNING		9 lat temu
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.dummy	df76da0f3b Add a .dummy file in the changes directory to stop git from removing it	10 lat temu
bug19901	60997a00e8 Fix a bug in the old-gcc version of ENABLE_GCC_WARNING	9 lat temu