CROM-6554: Removed PAPIv1 references from doc (#6950)
CROM-6554: Removed PAPIv1 references from doc (#6950)

* crom-6554 removed references to PAPI v1 from doc

* crom-6554 pr feedback, reworded doc to use example conf as a starting point
broadinstitute/cromwell,broadinstitute/cromwell,broadinstitute/cromwell,broadinstitute/cromwell,broadinstitute/cromwell