fix empty address fields
fix empty address fields

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