mxcl/homebrew — pull request #15052 by mikemcquaid (2012-09-22 11:47:34+00:00)
Title: Add Contributing Guidelines.

https://github.com/blog/1184-contributing-guidelines

Examples:
https://github.com/facebook/wordpress/issues/new
https://github.com/facebook/wordpress/blob/master/CONTRIBUTING.md

I'm open to debate on the text here.