Define a default for rights['public'] in views/models/base.py. Alter rights
in views/models/site.py to allow anyone, even signed-out users, to view the
site home page.
Patch by: Todd Larsen
from django.contrib.gis.sitemaps import GeoRSSSitemap, KMLSitemap, KMZSitemap
from models import City, Country
from feeds import feed_dict
sitemaps = {'kml' : KMLSitemap([City, Country]),
'kmz' : KMZSitemap([City, Country]),
'georss' : GeoRSSSitemap(feed_dict),
}