Added sidebar support for group instances.
Also group now properly inherits from the presence view.
Patch by: Lennard de Rijk
Reviewed by: to-be-reviewed
"Decorator for views that gzips pages if the client supports it."
from django.utils.decorators import decorator_from_middleware
from django.middleware.gzip import GZipMiddleware
gzip_page = decorator_from_middleware(GZipMiddleware)