Hide the 'home' field until we have a proper document selector
Rather than having a confusing 'home' field that lists all Linkables
(in other words, everything in the database), we're better off hiding
it for now.
"""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