Revert "correction de l'erreur"

This reverts commit 9ce2eb4146d8b568cdc2b8bc1447d6ee65703249.

Conflicts:

	ureport_project/rapidsms_ureport/ureport/urls.py
	ureport_project/rapidsms_ureport/ureport/views/poll_views.py
	ureport_project/rapidsms_ureport/ureport/views/response_views.py
remise a la normale