Updated model, general cleanup, updated README.
Updated model, general cleanup, updated README.

Renamed the model class from SitePath to Sitepath.

Added the sitemap field to the Sitepath class to make it easy to
select which URLs are included in sitemap.xml

Added actions so the sitemap flag can be set/reset in the admin

Removed the views.py since this was leftover from extracting the
code from the parent project.

Update the README with a (hopefully) useful guide on that the
project provides.

Cleaned up urls to remove patterns leftover from the

StuartMacKay/django-sitepaths