Merge pull request #55 from jbohren-forks/fix-manual-li-in-menu

Make the menu html serializer pass LI items through as-is (allows for separators)

gluon/html.py

@@ -2328,6 +2328,9 @@ class MENU(DIV):
         else:
             ul = UL(_class=self['ul_class'])
         for item in data:
+            if isinstance(item,LI):
+                ul.append(item)
+            else:
                 (name, active, link) = item[:3]
                 if isinstance(link, DIV):
                     li = LI(link)