Fix routing for clients.

Allow also dots in client names for the Client routing.

Fixes #595:  Clients view in Webui doesn't work when there are dots in
             the client names

Signed-off-by: Marco van Wieringen <marco.van.wieringen@bareos.com>

module/Client/config/module.config.php

@@ -43,7 +43,7 @@
                'route' => '/client[/][:action][/][:id]',
                'constraints' => array(
                   'action' => '[a-zA-Z][a-zA-Z0-9_-]*',
-                  'id' => '[a-zA-Z][a-zA-Z0-9_-]*',
+                  'id' => '[a-zA-Z][a-zA-Z0-9\._-]*',
                ),
                'defaults' => array(
                   'controller' => 'Client\Controller\Client',