Url name-spacing the main apps

* breaks a lot of things in django-accounts and django-mptt-urls due to
lookups, probably things in hubs as well. I’ll fix em as I see em.
Testing fixes to tox and travis
adding mptt urls and accounts to tox requirements
Adding display name property to user tools
Adding macro for displaying a tool inline
Adding simple tool list to account area

* Mixin for limiting objects to logged in user
* updating account form reverses to use name-spaced urls
* adding new base templates for account page
* temporary page for lending manager admin
closes #3
Merge pull request #29 from destos/namespace-conversion

Url namespace conversion, user tool list