consistent "not authenticated" output in WDT

This makes the output in the toolbar when no token is present consistent
with what it looks like when there is a token.

src/Symfony/Bundle/SecurityBundle/Resources/views/Collector/security.html.twig

@@ -34,7 +34,8 @@
                 </div>
             {% else %}
                 <div class="sf-toolbar-info-piece">
-                    <span>You are not authenticated.</span>
+                    <b>Authenticated</b>
+                    <span class="sf-toolbar-status sf-toolbar-status-red">No</span>
                 </div>
             {% endif %}