fix LDAP User deletion (cleanup)
discovered a bug in the integration test which lead to following a
different code path and giving a false-positive success feedback.
Also listens now to the evendispatcher instead of old hook system
Signed-off-by: Arthur Schiwon <blizzz@arthur-schiwon.de>
fix test
Signed-off-by: Arthur Schiwon <blizzz@arthur-schiwon.de>