Add Contributor Code of Conduct
Add Contributor Code of Conduct

tylerhebel/Geocoder,jollysean/Geocoder,svrdlic/Geocoder,Nyholm/Geocoder,arunlodhi/Geocoder,svrdlic/Geocoder,collmomo/Geocoder,jmcclell/Geocoder,Nyholm/Geocoder,misterion/Geocoder,geocoder-php/Geocoder,geocoder-php/Geocoder,heatery/Geocoder,shamyyl/Geocoder,mubassirhayat/Geocoder