Add basic Sponsors List, Create New Sponsor, Sponsor Public Profile views. Change all properties in Group model as required for now. Remaining TODO: write validation functions for Sponsor edit and create form fields that need additional validation (like address, phone number format). Patch by: Pawel Solyga Review by: to-be-reviewed

# Django settings for the example project.

DEBUG = True
TEMPLATE_DEBUG = DEBUG
ROOT_URLCONF = 'examples.urls'