Added removal of an existing group application when someone else is applying.
This makes sure that the fields we do not collect via the form also get wiped when a rejected application is being redone by someone else.
Patch by: Lennard de Rijk
Reviewed 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 *