*) better handling of port forwarding

- button is disabled if libx is not installed
   - bugfix for disconnect

git-svn-id: https://svn.berlios.de/svnroot/repos/yacy/trunk@1783 6c8d7289-2bf4-0310-a012-ef5d649a1542

htroot/Settings_PortForwarding.inc

@@ -3,7 +3,7 @@
 <p>You can use a remote server running a ssh demon to forward your server/proxy port.
 This is useful if you want to tunnel throug a NAT/router.
 Alternatively, you can simply set a virtual server port on your NAT/Server to enable connections from outside.</p>
-<p><font color="red">You need to install libx to use this feature</font></p>
+#(portForwardingAvailable)#<p><font color="red">You need to install libx to use this feature</font></p>::#(/portForwardingAvailable)#
 <table border="0" cellspacing="5">
   <tr valign="top">
     <td>Enable&nbsp;port&nbsp;forwarding:</td>