Parallel versions of OpenSSH and related tools

Current version

Recent formula history

Mike McQuaid Use hash rockets again. (#5177)
Mike McQuaid Use Ruby 1.9+ symbol hash keys in all formulae. (#4942)
Dominyk Tiller pssh: style fixes
Dominyk Tiller various: update remaining googlecode URLs
Baptiste Fontaine pssh: conflict with putty added

Formula code at GitHub