Added space to appease maintaner.

Admin/Admin.php

@@ -616,7 +616,7 @@ abstract class Admin implements AdminInterface, DomainObjectInterface
         $this->configureShowField($mapper); // deprecated, use configureShowFields instead
         $this->configureShowFields($mapper);
 
-        foreach($this->getExtensions() as $extension) {
+        foreach ($this->getExtensions() as $extension) {
             $extension->configureShowFields($mapper);
         }