FS#3614 - Check mailman on Ubuntu 14.04

Till Brehm

2014-08-14 d22542170f179c6de7d5f1c3b1bc48c7678ec797

 install/lib/installer_base.lib.php

@@ -646,7 +646,7 @@
            copy('tpl/mailman-virtual_to_transport.sh', $full_file_name);
         }
         chgrp($full_file_name, 'list');
         chmod($full_file_name, 0750);
         chmod($full_file_name, 0755);
      }

      //* Create aliasaes