Added agreed_to_tos_on field in user and role model. Also the user and user_self view no properly handle this new field. The ToS will be shown on-screen (not in a nice way) only if it is in effect and a user has not signed it yet. Patch by: Lennard de Rijk Reviewed by: to-be-reviewed

"""Multi-consumer multi-producer dispatching mechanism

Originally based on pydispatch (BSD) http://pypi.python.org/pypi/PyDispatcher/2.0.1
See license.txt for original license.

Heavily modified for Django's purposes.
"""

from django.dispatch.dispatcher import Signal