caskroom/homebrew-cask — pull request #6966 by rolandwalker (2014-10-24 13:50:30+00:00)
Title: recast `checklinks` as internal command `_checklinks`

* `checklinks` is a very simple implementation useful only for development purposes
* it has no test coverage, only one line of documentation
* users regularly experiment with it and break it, especially `brew cask checklinks` with no arguments, which tests all Tapped Casks