refactor search for using search by pertinence

src/Bundle/ChillPersonBundle/Form/Type/GenderType.php

@@ -31,7 +31,7 @@ class GenderType extends AbstractType {
             'choices' => $a,
             'expanded' => true,
             'multiple' => false,
-            'placeholder' => null
+            'placeholder' => null,
         ));
     }