Fix not working delete Sponsor functionality after recent commit. Add delete() method to Base class. Make soc.views.site.sponsor.delete() request handler use this method.
Patch by: Pawel Solyga
Review by: to-be-reviewed
include AUTHORS
include INSTALL
include LICENSE
recursive-include docs *
recursive-include scripts *
recursive-include django/conf/locale *
recursive-include django/contrib/admin/templates *
recursive-include django/contrib/admin/media *
recursive-include django/contrib/comments/templates *
recursive-include django/contrib/sitemaps/templates *