Upgrade requirements for Python 3 compatibility
print is a function
Run tests on 3.3 on Travis
Document Python 3.3 support
Use six.text_type instead of unicode
Removed unused StringIO import
webob only uses bytes, not unicode
Remove unused TestUsages class, use six
Py3 compatibility
simplify test and use str instead of bytes
Django {% url %} now needs quotes around its argument
Decode HTTP responses in tests
decode bytes to str