ansible-inventories/arocom#2825 Add call to optional settings.local.php for Drupal 7

templates/d7_settings.php.jinja2

@@ -189,3 +189,7 @@ a:visited {
   $conf['fast_404_HTML_error_all_paths'] = TRUE;
 }
 {% endif %}
+
+if (file_exists(__DIR__ . '/settings.local.php')) {
+  include __DIR__ . '/settings.local.php';
+}