Rename config variable.
Rename config variable.

Be more descriptive.

tiramizoo/geocoder,TrangPham/geocoder,AndyDangerous/geocoder,eugenehp/ruby-geocoder,andreamazz/geocoder,sr-education/geocoder,epyatopal/geocoder,3mundi/geocoder,nerdyglasses/geocoder,rios1993/geocoder,FanaHOVA/geocoder,john/geocoder,mveer99/geocoder,gogovan/geocoder-olleh,tortuba/geocoder,malandrina/geocoder,rayzeller/geocoder,brian-ewell/geocoder,moofish32/geocoder,rdlugosz/geocoder,boone/geocoder,sideci-sample/sideci-sample-geocoder,ivanzotov/geocoder,ankane/geocoder,guavapass/geocoder,aceunreal/geocoder,Devetzis/geocoder,mdebo/geocoder,jaigouk/geocoder-olleh,jgrciv/geocoder,jonathanleone/geocoder,crdunwel/geocoder,alexreisner/geocoder,mehlah/geocoder,sjaveed/geocoder,0livier/geocoder,StudioMelipone/geocoder,gogovan/geocoder-olleh,donbobka/geocoder,GermanDZ/geocoder,davydovanton/geocoder,jaigouk/geocoder-olleh