Homebrew/homebrew — pull request #30671 by sinzui (2014-07-05 15:11:50+00:00)
Title: Juju 1.20.0

Updated formula to stable 1.20.0. Removed devel block because there isn't devel release at this time. The Juju project moved to git; updated the package paths from launchpad.net to github.com.