Patch that adds the JS and CSS files for surveys. The only update is in app/jquery/jquery-ui.core.js, from a non-release (added by Paweł for the date picker) to a slightly updated released version. Reviewed by: Lennard de Rijk, Mario Ferraro Patch by: Daniel Diniz, James Levy

"""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