Add a 'leaf' class to menu nodes if they don't have any visible
children.
Fixed a bug for Django 1.3. Give a default to getter in middleware is_non_html function.
Revert "Add a 'leaf' class to menu nodes if they don't have any visible"

This reverts commit 3d4af44bed210be3af5f46e73d2650786fc90059.
Use Django 1.5.1 for travis config and test project
Merge pull request #178 from mbraak/django_1.5.1

Use Django 1.5.1 for travis config and test project