Bring Cartridge in line with Mezzanine's profile changes
pep8 fix
Added Emlyn Clay to AUTHORS.
Merge
Handle verbose_name as a keyword arg on SKUField. Closes #198 #200
Fix checkout pre-population from profile model.
Add support for testing via setuptools using Mezzanine's bits.
Update travis config to test via setuptools.
Updated development setup instructions for contributing.
Fix travis config.
Better explansion example in dev setup docs.
Version bump to 0.9.5
Added tag 0.9.5 for changeset 96e3a8fafbf8
Update auto generated CHANGELOG and other files.
Added potrilloalpie.co to sites in README.
Replace removed mimetype argument to HttpResponse

The ``mimetype`` argument to HttpResponse has been removed in Django 1.7 after the standard deprecation cycle. Its ``content_type`` has been available as an alias from 1.4, so changing it should be fine.
Added you-name-it.net to sites in README.
Upgrade to latest Mezzanine bits in project_template's settings.py
Clean up styling of front-end order history.
Use POST request for order email from order history page. Closes #209.