Add group templates that can be used by Sponsor, Organization, School, Club views. Right now only upcoming commit of Sponsor views is using it. Patch by: Pawel Solyga Review by: to-be-reviewed

"""Multi-consumer multi-producer dispatching mechanism
"""
__version__ = "1.0.0"
__author__ = "Patrick K. O'Brien"
__license__ = "BSD-style, see license.txt for details"