caskroom/homebrew-cask — pull request #4697 by radeksimko (2014-06-05 16:27:10+00:00)
Title: Fix Elm platform download URL & sha sum

I think there should be a note similar to this one:
https://github.com/caskroom/homebrew-cask/blob/master/CONTRIBUTING.md#sourceforge-urls
about **Dropbox**.

I can send a PR if you agree. I can be a brief version of the 1st paragraph here:
https://www.dropbox.com/help/201/en