cs: Switch to a stricter way of coding - this might break in a lot of places.

src/Bundle/ChillMainBundle/DataFixtures/ORM/LoadLanguages.php

@@ -7,6 +7,15 @@
  * the LICENSE file that was distributed with this source code.
  */
 
+declare(strict_types=1);
+
+/**
+ * Chill is a software for social workers.
+ *
+ * For the full copyright and license information, please view
+ * the LICENSE file that was distributed with this source code.
+ */
+
 namespace Chill\MainBundle\DataFixtures\ORM;
 
 use Chill\MainBundle\Entity\Language;
@@ -47,8 +56,8 @@ class LoadLanguages extends AbstractFixture implements ContainerAwareInterface,
 
         foreach (Intl::getLanguageBundle()->getLanguageNames() as $code => $language) {
             if (
-                    !in_array($code, $this->regionalVersionToInclude)
-                    && !in_array($code, $this->ancientToExclude)
+                    !in_array($code, $this->regionalVersionToInclude, true)
+                    && !in_array($code, $this->ancientToExclude, true)
                 ) {
                 $lang = (new Language())
                     ->setId($code)