mapbox/mapnik-vector-tile — pull request #72 by springmeyer (2014-12-19 03:44:28+00:00)
Title: Start adapting to mapnik 'image_data_any' branch

- all tests should still pass against Mapnik 2.3.x
- for now skips any image types besides rgba8
- next step: add tests and support for int8, int16, and float32