caskroom/homebrew-versions — pull request #470 by alexcruice (2014-10-12 11:02:33+00:00)
Title: Add Slack beta

(In the correct repo this time - [old PR](https://github.com/caskroom/homebrew-cask/pull/6608))
Add cask for [Slack beta 0.60 (1700)](http://slack.com/ssb/download-osx-beta) (multiple team support)