Removed feature interfaces (#720)

* Removed feature interfaces

* Applied changes from StyleCI

Author: Nyholm

Provider/IpAddressGeocoder.php

@@ -15,13 +15,12 @@
 use Geocoder\Model\Bounds;
 use Geocoder\Query\GeocodeQuery;
 use Geocoder\Query\ReverseQuery;
-use Geocoder\Provider\LocaleAwareGeocoder;
 use Geocoder\Provider\Provider;
 
 /**
  * @author Tobias Nyholm <tobias.nyholm@gmail.com>
  */
-final class StatefulGeocoder implements Geocoder, LocaleAwareGeocoder
+final class StatefulGeocoder implements Geocoder
 {
     /**
      * @var string