MH-10570: Fixes obvious issue with statistics when a job has an invalid processor service.  This appears to happen when a job is put to the CANCELLED state.
Merged in greg_logan/matterhorn/t/MH-10570-stats-broken-when-job-cancelled (pull request #360)

MH-10570: Fixes obvious issue with statistics when a job has an invalid processor service.  This appears to happen when a job is put to the CANCELLED state.
MH-10571, Added Configuration for Shippable Continuous Integration

Signed-off-by: Lars Kiesow <lkiesow@uos.de>
MH-10571, Removed Notification Overwrite

Now build failures should be sent to the committers.

Signed-off-by: Lars Kiesow <lkiesow@uos.de>