Fix display of active openvpn config

templates/openvpn/configs.php

@@ -7,6 +7,10 @@
           <br><small class="text-muted"><?php echo _("Activating a configuraton will restart the <code>openvpn-client</code> service.") ?></small>
         </p>
         <div class="openvpn-configs js-openvpn-configs-container">
+          <?php
+                exec("readlink ".RASPI_OPENVPN_CLIENT_CONFIG." | xargs basename", $ret);
+                $conf_default =  empty($ret) ? "none" : $ret[0];
+          ?>
           <?php foreach ($clients as $client) :
                 if ($client == "client.conf") {
                     $label = file_get_meta(RASPI_OPENVPN_CLIENT_CONFIG,'#\sfilename\s(.*)');