mxcl/homebrew — pull request #14465 by samueljohn (2012-08-26 20:13:51+00:00)
Title: brew update: Now with color and more hints.

- Giving hint to run `brew upgrade`
- Giving hint to run `brew log "Cellar".
- Added tests to test_utils.rb.
Run with `ruby test_utils.rb -- --verbose`