* get rid of six.text_type(s)
* get rid of six.b()
* get rid of six.string_types
* get rid of six.PY2/six.PY3
* get rid of six.iteritems() and six.viewvalues()
* Add new role for support staff.
* Move dashboard/support functionality into a new Django app called "support".
* Add support view for searching and regenerating certificates.
* Refactor certificates views into separate files.