fixed returning reference to temp object TODO: change signiture to return boost::optional<std::string const&> and fix crufty logic
fixed returning reference to temp object
TODO: change signiture to return boost::optional<std::string const&> and fix crufty logic

lightmare/mapnik,lightmare/mapnik,qianwenming/mapnik,cjmayo/mapnik,tomhughes/mapnik,CartoDB/mapnik,naturalatlas/mapnik,mapycz/python-mapnik,garnertb/python-mapnik,pramsey/mapnik,yohanboniface/python-mapnik,mapycz/mapnik,stefanklug/mapnik,zerebubuth/mapnik,sebastic/python-mapnik,tomhughes/python-mapnik,mapnik/mapnik,tomhughes/mapnik,davenquinn/python-mapnik,pnorman/mapnik,whuaegeanse/mapnik,Uli1/mapnik,yohanboniface/python-mapnik,garnertb/python-mapnik,sebastic/python-mapnik,pramsey/mapnik,jwomeara/mapnik,garnertb/python-mapnik,tomhughes/python-mapnik,mapycz/mapnik,mapycz/python-mapnik,naturalatlas/mapnik,qianwenming/mapnik,naturalatlas/mapnik,Uli1/mapnik,tomhughes/python-mapnik,rouault/mapnik,jwomeara/mapnik,Airphrame/mapnik,pramsey/mapnik,stefanklug/mapnik,qianwenming/mapnik,Uli1/mapnik,jwomeara/mapnik,qianwenming/mapnik,davenquinn/python-mapnik,CartoDB/mapnik,rouault/mapnik,CartoDB/mapnik,Airphrame/mapnik,cjmayo/mapnik,mbrukman/mapnik,cjmayo/mapnik,whuaegeanse/mapnik,stefanklug/mapnik,tomhughes/mapnik,manz/python-mapnik,mbrukman/mapnik,pnorman/mapnik,naturalatlas/mapnik,pnorman/mapnik,pramsey/mapnik,mbrukman/mapnik,manz/python-mapnik,mapnik/mapnik,yohanboniface/python-mapnik,mapnik/python-mapnik,mapnik/python-mapnik,lightmare/mapnik,tomhughes/mapnik,mapnik/python-mapnik,qianwenming/mapnik,mapycz/mapnik,Airphrame/mapnik,manz/python-mapnik,davenquinn/python-mapnik,sebastic/python-mapnik,stefanklug/mapnik,jwomeara/mapnik,mapnik/mapnik,mapnik/mapnik,cjmayo/mapnik,zerebubuth/mapnik,zerebubuth/mapnik,lightmare/mapnik,whuaegeanse/mapnik,pnorman/mapnik,whuaegeanse/mapnik,rouault/mapnik,Airphrame/mapnik,Uli1/mapnik,mbrukman/mapnik,rouault/mapnik