bugfix dns settings

kerioEmail_mx.php

@@ -15,7 +15,14 @@ function KerioEmail_ClientAreaCustomButtonArray ($params)
 {
     return array(
         'DNS-Settings' => 'DNS',
+    );
+}
+
+function KerioEmail_ClientAreaAllowedFunctions ($params)
+{
+    return array(
         'MX konfigurieren' => 'setMX',
+        'SPF konfigurieren' => 'setSPF',
     );
 }