gates new version

gates.php

 while($gate = $select->fetch())
 	$gates[] = array("id" => intval($gate['id']), "name" => $gate['name'],
 		"number" => $gate['number'], "address" => $gate['address'],
-		"port" => intval($gate['port']), "lastSeen" =>
-		strtotime($gate['lastSeen']));
+		"lastSeen" => intval(time()));
 
 echo json_encode(array("timestamp" => time(), "gateTimeout" => $gateTimeout, "gates" => $gates));
 ?>