Homebrew/homebrew — pull request #32040 by cosmo0920 (2014-09-02 13:46:33+00:00)
Title: SUGGESTION: use caveats instead of comment about updating docker and boot2docker

This suggestion comments added at #31110.
`docker` and `boot2docker` must use same version.

IMO, using caveats more reminds than comments.
Please feel free to reject this.