artf230755: set columsn of refset to not require values.
Merge branch 'master' of https://github.com/Apelon-VA/ISAAC
Merge branch 'master' of https://github.com/Apelon-VA/ISAAC
Merge branch 'master' of https://github.com/Apelon-VA/ISAAC
Merge branch 'master' of https://github.com/Apelon-VA/ISAAC
artf230789: add initial RF2 files.