Merge remote-tracking branch 'upstream/master'
Merge remote-tracking branch 'upstream/master'
[CADSI] Fix typo
[Crowd-Factory] Fix typo
[Scientificlinux.org] Fix typo
[Neonisi.com] Removed rule (Site closed in Sept. 2012)
[PBAGalleries] Disable (mismatch)
[ThisIsMyNext] Disable (buggy)
[Directgov-mismatches] Add northdown.gov.uk
[1time.co.za] Disabled (expired)
Merge remote-tracking branch 'yan/master'
Merge remote-tracking branch 'negres/master'
Merge remote-tracking branch 'negres/master'
updated readme to add Linux and OSX build instructions, and changing the format to markdown

https://trac.torproject.org/projects/tor/ticket/9139
Changelog for 3.2.3
Update observatory cert whitelist
[My Media Magnet] Fix
[My Media Magnet] Complete coverage
[UC Berkeley] Cosmetics
[Georgetown University] Add hoyalink