Replace HomeSettings with Presence Model class. Replace SiteSettings with Site Model class. Derive Group Model class from Presence, adding the "home page settings" properties in a Melange site presence to every Group. Patch by: Todd Larsen

"""
Create a superuser from the command line. Deprecated; use manage.py
createsuperuser instead.
"""

if __name__ == "__main__":
    from django.core.management import call_command
    call_command("createsuperuser")