Backing out more uses of incompatible getTile signature
Backing out more uses of incompatible getTile signature

SEL-Columbia/TileStache,Blechhirn/TileStache,mapzen/TileStache,Billups/TileStache,mapzen/TileStache,jbants/TileStache,SEL-Columbia/TileStache,Blechhirn/TileStache,Kosta-Github/TileStache,SEL-Columbia/TileStache,Kosta-Github/TileStache,moskvax/TileStache,TileStache/TileStache,moskvax/TileStache,TileStache/TileStache,MetGIS/TileStache,jbants/TileStache,jbants/TileStache,mapzen/TileStache,moskvax/TileStache,Blechhirn/TileStache,Billups/TileStache,TileStache/TileStache,Billups/TileStache,MetGIS/TileStache,MetGIS/TileStache,Kosta-Github/TileStache