changed subject line of mails sent through the contact form

content/misc/contact.php

@@ -35,7 +35,7 @@ $body = [
 ];
 
 $mailContents = [
-  'subject' => 'Diese Nachricht kam ueber das Kontaktformular von t-r.de',
+  'subject' => "{$_POST['name']} hat eine Nachricht geschrieben",
   'bodyText' => implode("\n\n", $body),
   'fromAddress' => $general['notificationAddress'],
   'fromName' => 'Tobias Radloffs Kontaktformular',