renable new grid_renderer detection, and avoid dumping fields into grid data unless explicitly requested (since cached features will contain other mapnik data fields used in filters and text_symbolizer)
renable new grid_renderer detection, and avoid dumping fields into grid data unless explicitly requested (since cached features will contain other mapnik data fields used in filters and text_symbolizer)

MaxSem/node-mapnik,MaxSem/node-mapnik,langateam/node-mapnik,tomhughes/node-mapnik,langateam/node-mapnik,Uli1/node-mapnik,MaxSem/node-mapnik,mapnik/node-mapnik,tomhughes/node-mapnik,stefanklug/node-mapnik,mojodna/node-mapnik,stefanklug/node-mapnik,tomhughes/node-mapnik,mojodna/node-mapnik,mojodna/node-mapnik,Uli1/node-mapnik,CartoDB/node-mapnik,tomhughes/node-mapnik,stefanklug/node-mapnik,tomhughes/node-mapnik,langateam/node-mapnik,gravitystorm/node-mapnik,mojodna/node-mapnik,mapnik/node-mapnik,Uli1/node-mapnik,CartoDB/node-mapnik,stefanklug/node-mapnik,mapnik/node-mapnik,CartoDB/node-mapnik,langateam/node-mapnik,mapnik/node-mapnik,MaxSem/node-mapnik,gravitystorm/node-mapnik,CartoDB/node-mapnik,gravitystorm/node-mapnik,gravitystorm/node-mapnik,Uli1/node-mapnik,langateam/node-mapnik,CartoDB/node-mapnik,mapnik/node-mapnik