Multiple choice nonrequired questions now accept empty answers.
The change is mostly concerned with issue 674, probably fixing it.
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),
}