mxcl/homebrew — pull request #20238 by springmeyer (2013-06-04 02:46:02+00:00)
Title: Update Mapnik formula to new v2.2.0 release

Merge-able anytime: the release was just tagged, source is available and stable, and release will be announced tomorrow: https://github.com/mapnik/mapnik.github.com/pull/5.