This tag is for the "CHEP" release, which aims to fix little problems with fullSimLight/FSL ahead of the CHEP conference May 8-12 in Norfolk Va. * Configuration of HEPMC3 & Pythia in make is rationalized. * Pythia/HEPMC3 options grayed out if not available. * Crash of fsl on Ventura platforms fixed. * Unphysical values of materials in KitchenSinkPlugin corrected * New functionality in GeoModelXML