Fixed missing urlparse import in request_helpers which cause /user/profile and /site/user/profile not to work at all. Removed not used module imports in response_helpers.py.
This is an optional add-on app, flatpages.
For full documentation, see either of these:
* The file docs/flatpages.txt in the Django distribution
* http://www.djangoproject.com/documentation/flatpages/ on the Web
Both have identical content.