Task #8361: Add cap_sys_admin to outputProc to allow setting I/O priorities, fix real-time budget for outputProc to allow setting RT priorities

Task #9682: Dont pull docker images from nexus anymore, since it spams the logs and crashes nexus. We distribute the images after build for now.

Task #9522: Use IO & RT priorities again now that outputProc has sys_nice and ipc_lock capabilities on CEP4

Task #9682: Put feedback and parsets in /data/parsets to allow the get_metadata step to rerun succesfully

Task #9607: added anguler-materials module. Use md-tabs for tasks/resources. Only update gantts when enabled in tabs

Task #9607: draw gantt project task rows in same order as grid, add row in case of overlapping tasks

Task #9682: Let SLURM jobs result in FAILED if pipeline fails, but do not run abort-trigger if pipeline could set the ABORTED status itself

Task #9678: Fix use of socket.recv in jobserver and lofarnode in case of closed connections and interrupts

Task #9678: Read POLLPRI data as well, and wait for stdout/stderr to signal partial close before calling communicate(), instead of waiting for the PID to exit