add _config.dev.yml to gitignore
add _config.dev.yml to gitignore

sammyildruido/OpendataGentediLatiano,cityofsandiego/seaboard,samedelstein/jkan,OpenDataSTL/openstl,jpmeade/jkan,ryanvco34/jkan,samedelstein/jkan,OpenDataSTL/openstl,patcon/data.toronto.io,mcdougs/jkan,sammyildruido/OpendataGentediLatiano,ryanvco34/jkan,4pplefish/jkan,JJediny/jkan,OpenDataSTL/openstl,cwarecsiro/jkan,gioialab/opendatagentedigioia,amaliebarras/data-portal-new,mysociety/jkan,4pplefish/jkan,sammyildruido/OpendataGentediLatiano,civichelper/jkan,4pplefish/jkan,ryanvco34/jkan,carlvlewis/jkan,cforlando/jkan,iltempe/opendatagentediprato,laurendamato/jkan,gioialab/opendatagentedigioia,timwis/jkan-test,carlvlewis/jkan,OpenDataSTL/openstl,ODTW/jkan,cityofsandiego/seaboard,timwis/jkan,mcdougs/jkan,jpmeade/jkan,mysociety/jkan,cforlando/jkan,samedelstein/jkan,laurendamato/jkan,cityofsandiego/seaboard,Donymuslimin/jkan,SacMOIE/jkan,SacMOIE/jkan,ODTW/jkan,Donymuslimin/jkan,SacMOIE/jkan,Donymuslimin/jkan,timwis/jkan,civichelper/jkan,iltempe/opendatagentediprato,carlvlewis/jkan,odijkan/odijkan.github.io,civichelper/jkan,timwis/jkan-test,odijkan/odijkan.github.io,mysociety/jkan,patcon/data.toronto.io,patcon/data.toronto.io,cwarecsiro/jkan,timwis/jkan,timwis/jkan-test,laurendamato/jkan,jpmeade/jkan,cforlando/jkan,iltempe/opendatagentediprato,JJediny/jkan,gioialab/opendatagentedigioia,mcdougs/jkan,cwarecsiro/jkan,amaliebarras/data-portal-new,ODTW/jkan,amaliebarras/data-portal-new,odijkan/odijkan.github.io,mysociety/jkan,Donymuslimin/jkan,JJediny/jkan