support base_path in map.load and map.loadSync - refs https://github.com/mapnik/mapnik/commit/1036eb1c998f678717a6e04ba339c9f5a89bd047
support base_path in map.load and map.loadSync - refs https://github.com/mapnik/mapnik/commit/1036eb1c998f678717a6e04ba339c9f5a89bd047

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