Add default value for locales in model/record constructors

src/GeoIp2/Model/City.php

@@ -74,7 +74,7 @@ class City extends Country
     /**
      * @ignore
      */
-    public function __construct($raw, $locales)
+    public function __construct($raw, $locales = array('en'))
     {
         parent::__construct($raw, $locales);
 

src/GeoIp2/Model/Country.php

@@ -47,7 +47,7 @@ class Country implements \JsonSerializable
     /**
      * @ignore
      */
-    public function __construct($raw, $locales)
+    public function __construct($raw, $locales = array('en'))
     {
         $this->raw = $raw;
 

src/GeoIp2/Record/AbstractPlaceRecord.php

@@ -9,7 +9,7 @@ abstract class AbstractPlaceRecord extends AbstractRecord
     /**
      * @ignore
      */
-    public function __construct($record, $locales)
+    public function __construct($record, $locales = array('en'))
     {
         $this->locales = $locales;
         parent::__construct($record);