clip rasters before transforming back into mapnik features
Merge branch 'master' of github.com:mapbox/mapnik-vector-tile into raster-clip
use unbuffered extent to subset raster
Merge branch 'master' of github.com:mapbox/mapnik-vector-tile into raster-clip
Merge branch 'master' of github.com:mapbox/mapnik-vector-tile into raster-clip
Merge branch 'master' of github.com:mapbox/mapnik-vector-tile into raster-clip
adapt to mapnik 3.x
Merge branch 'master' of github.com:mapbox/mapnik-vector-tile into raster-clip
remove debug comments
Merge pull request #57 from mapbox/raster-clip

Raster clip