By using split, the system job can be canceled.
Also this changes uses the awaitingDecoration queue for this job for
reporting. This queue is processed and once done the job is rescheduled.

Change-Id: I3676150a6601f6985bda3162c75f6a7cdbac790a
Signed-off-by: Lars Vogel <Lars.Vogel@vogella.com>