packaging: setup: Log setup/cleanup/upgrade actions

Added ovirt-engine-log-setup-event.sh and calls to it from
engine-setup/cleanup/upgrade.

Change-Id: Iae455ff0ef6475f00243906738474134f6f4e6e3
Signed-off-by: Yedidyah Bar David <didi@redhat.com>
Bug-Url: https://bugzilla.redhat.com/889271