josegonzalez/homebrew-php — pull request #203 by rjocoleman (2012-08-04 01:24:08+00:00)
Title: Updated php53-xdebug and added `--HEAD` install

I've updated php53-xdebug to the latest available version's source download and corresponding md5.
New version is Xdebug 2.2.1

While I was at it I put an install option for the upstream's git: https://github.com/derickr/xdebug