Add a 'pending/accepted/denied' seperation to club_app list
This is not only to make it easier to see which applictions have been
accepted, but also to make it possible to redirect to /club/create
for the accepted applications, rather than to /club_app/edit.
Patch by: Sverre Rabbelier
"""
>>> from django.contrib.sites.models import Site
>>> from django.conf import settings
>>> Site(id=settings.SITE_ID, domain="example.com", name="example.com").save()
>>> # Make sure that get_current() does not return a deleted Site object.
>>> s = Site.objects.get_current()
>>> isinstance(s, Site)
True
>>> s.delete()
>>> Site.objects.get_current()
Traceback (most recent call last):
...
DoesNotExist: Site matching query does not exist.
"""