Update the preflag module and start pipeline so that preflag is parallelised. Some tasks in preflag needs to be adjusted so that they process only a sinlge beam
I ran several tests with a parallelised preflag step in start_pipeline and it seems to work fine. I usually ran the tests up to and including crosscal instead of the full pipeline.
Update the preflag module and start pipeline so that preflag is parallelised. Some tasks in preflag needs to be adjusted so that they process only a sinlge beam