mxcl/homebrew — pull request #20814 by darconeous (2013-06-26 16:07:30+00:00)
Title: avrdude: Add support for building the avrdude HEAD.

This update simply adds the ability to build the head branch of AVRDUDE, via the `--HEAD` option. This is useful because, at the moment, some of the newer chips are only supported on HEAD.