The server list no longer renders a bogus server entry in case no

monotone server has been configured yet in the connected usher instance.
Also display a short info text if the server or connection list for
a running monotone server is empty.

src/IDF/templates/idf/gadmin/usher/connections.html

@@ -8,12 +8,18 @@
     <th>{trans "address"}</th>
     <th>{trans "port"}</th>
 </tr>
+{if count($connections) == 0}
+<tr>
+    <td colspan="2" align="center">{trans 'No connections found.'}</td>
+</tr>
+{else}
 {foreach $connections as $connection}
 <tr>
     <td>{$connection.address}</td>
     <td>{$connection.port}</td>
 </tr>
 {/foreach}
+{/if}
 </table>
 {/block}