BugFix: use page.isPortal

src/server/views/widget/page_tabs.html

@@ -29,7 +29,7 @@
     Right Tabs
   #}
   {% if !isTrashPage() %}
-    {% if isPortal %}
+    {% if page.isPortal %}
     <li class="nav-main-right-tab dropdown pull-right">
       <a class="dropdown-toggle {% if not user %}dropdown-disabled{% endif %}" {% if user %}data-toggle="dropdown" href="#"{% endif %}>
         <i class="icon-options-vertical"></i>