fix readme
fix readme

danogwok/gmaps-autocomplete-rails,navpreetsingh/gmaps-autocomplete-rails,danogwok/gmaps-autocomplete-rails,kristianmandrup/gmaps-autocomplete-rails,danogwok/gmaps-autocomplete-rails,kristianmandrup/gmaps-autocomplete-rails,kristianmandrup/gmaps-autocomplete-rails,navpreetsingh/gmaps-autocomplete-rails,navpreetsingh/gmaps-autocomplete-rails