Add error message when steering file isn't found.

Change-Id: Ic3f763a5719dba53d7ce0f6ecc2990b0436a1895
Use taskname instead of jobname to allow changing it sequentially.

Change-Id: I3c8a12000777d44934f366f6095b5fb93cfc86d5
Now group simulations per chunks

Change the task name every time to match the simuID, needed for the
state machine and final output upload.

Change-Id: I2ca77b8e564dc69fda26c1a184e898fa09af254a
comment out unused module

Change-Id: I36022bca8e873f92696d399e259f35c778120118