Merge remote branch 'origin/maint-0.2.1' into maint-0.2.2

Merge remote branch 'origin/maint-0.2.1' into maint-0.2.2

Conflicts:
	doc/Makefile.am
	doc/spec/Makefile.am
	doc/spec/address-spec.txt
	doc/spec/bridges-spec.txt
	doc/spec/control-spec-v0.txt
	doc/spec/control-spec.txt
	doc/spec/dir-spec-v1.txt
	doc/spec/dir-spec-v2.txt
	doc/spec/dir-spec.txt
	doc/spec/path-spec.txt
	doc/spec/proposals/000-index.txt
	doc/spec/proposals/001-process.txt
	doc/spec/proposals/098-todo.txt
	doc/spec/proposals/099-misc.txt
	doc/spec/proposals/100-tor-spec-udp.txt
	doc/spec/proposals/101-dir-voting.txt
	doc/spec/proposals/102-drop-opt.txt
	doc/spec/proposals/103-multilevel-keys.txt
	doc/spec/proposals/104-short-descriptors.txt
	doc/spec/proposals/105-handshake-revision.txt
	doc/spec/proposals/106-less-tls-constraint.txt
	doc/spec/proposals/107-uptime-sanity-checking.txt
	doc/spec/proposals/108-mtbf-based-stability.txt
	doc/spec/proposals/109-no-sharing-ips.txt
	doc/spec/proposals/110-avoid-infinite-circuits.txt
	doc/spec/proposals/111-local-traffic-priority.txt
	doc/spec/proposals/112-bring-back-pathlencoinweight.txt
	doc/spec/proposals/113-fast-authority-interface.txt
	doc/spec/proposals/114-distributed-storage.txt
	doc/spec/proposals/115-two-hop-paths.txt
	doc/spec/proposals/116-two-hop-paths-from-guard.txt
	doc/spec/proposals/117-ipv6-exits.txt
	doc/spec/proposals/118-multiple-orports.txt
	doc/spec/proposals/119-controlport-auth.txt
	doc/spec/proposals/120-shutdown-descriptors.txt
	doc/spec/proposals/121-hidden-service-authentication.txt
	doc/spec/proposals/122-unnamed-flag.txt
	doc/spec/proposals/123-autonaming.txt
	doc/spec/proposals/124-tls-certificates.txt
	doc/spec/proposals/125-bridges.txt
	doc/spec/proposals/126-geoip-reporting.txt
	doc/spec/proposals/127-dirport-mirrors-downloads.txt
	doc/spec/proposals/128-bridge-families.txt
	doc/spec/proposals/129-reject-plaintext-ports.txt
	doc/spec/proposals/130-v2-conn-protocol.txt
	doc/spec/proposals/131-verify-tor-usage.txt
	doc/spec/proposals/132-browser-check-tor-service.txt
	doc/spec/proposals/134-robust-voting.txt
	doc/spec/proposals/135-private-tor-networks.txt
	doc/spec/proposals/137-bootstrap-phases.txt
	doc/spec/proposals/138-remove-down-routers-from-consensus.txt
	doc/spec/proposals/140-consensus-diffs.txt
	doc/spec/proposals/141-jit-sd-downloads.txt
	doc/spec/proposals/142-combine-intro-and-rend-points.txt
	doc/spec/proposals/143-distributed-storage-improvements.txt
	doc/spec/proposals/145-newguard-flag.txt
	doc/spec/proposals/146-long-term-stability.txt
	doc/spec/proposals/147-prevoting-opinions.txt
	doc/spec/proposals/148-uniform-client-end-reason.txt
	doc/spec/proposals/149-using-netinfo-data.txt
	doc/spec/proposals/150-exclude-exit-nodes.txt
	doc/spec/proposals/151-path-selection-improvements.txt
	doc/spec/proposals/152-single-hop-circuits.txt
	doc/spec/proposals/153-automatic-software-update-protocol.txt
	doc/spec/proposals/154-automatic-updates.txt
	doc/spec/proposals/155-four-hidden-service-improvements.txt
	doc/spec/proposals/156-tracking-blocked-ports.txt
	doc/spec/proposals/157-specific-cert-download.txt
	doc/spec/proposals/158-microdescriptors.txt
	doc/spec/proposals/159-exit-scanning.txt
	doc/spec/proposals/ideas/xxx-hide-platform.txt
	doc/spec/proposals/ideas/xxx-port-knocking.txt
	doc/spec/proposals/ideas/xxx-separate-streams-by-port.txt
	doc/spec/proposals/ideas/xxx-what-uses-sha1.txt
	doc/spec/proposals/reindex.py
	doc/spec/rend-spec.txt
	doc/spec/socks-extensions.txt
	doc/spec/tor-spec.txt
	doc/spec/version-spec.txt