mxcl/homebrew — pull request #12687 by 2bits (2012-06-09 04:36:22+00:00)
Title: mapnik: only apply patch to stable

The patch has been merged upstream.
Add `unless ARGV.build_head?` to the patch block.
Note in the comments to remove the patch at version 2.0.2.
Mapnik HEAD builds well again.

Fixes #12683