piros/tor: Code added to Tor to support PIR-based onion service descriptor lookups @ 87f18c9578323cbb9229aba9a271bc7a6362a07a

Nick Mathewson 87f18c9578 Never queue a cell on a marked circuit		15 lat temu
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bug1184	87f18c9578 Never queue a cell on a marked circuit	15 lat temu
bug1731	6cee3d466d Make sure we don't warn for libevent versions like 1.4.14b-stable	16 lat temu
makefile-var-exp	86a3b650b8 Add a changes file for Linus's makefile-var-exp branch.	15 lat temu
mingw-openssl098m	856a36c434 Fix compilation with mingw and OpenSSL 0.9.8m+	16 lat temu
split_orh	02a57bbda5 Add the new header files to noinst_HEADERS	16 lat temu