Added - Some documentation to clarify that kwargs can be passed to the instantiation of MenuItem that will become available in templates
add option to hide empty menu items, refs #23
support infinite number of submenus
Merge pull request #22 from wengole/master

Added - Some documentation about kwargs and MenuItem
Merge pull request #25 from lociii/infinite_submenus

Refactor templates to support an infinite number of submenus
change formatting of condition, refs #24
Merge pull request #24 from lociii/hide_empty

Add option (MENU_HIDE_EMPTY) to hide empty menu items
Added django 1.7 support
Update .travis to include python 3.2, 3.3 and django 1.7.x