WCSim Validation

0572ad2814287c6e5fa9fc8f77572d3d99bc410e

Pull Request #532: Update Radon generator

SK_500MeVem_centre_xdir

Tests
3190.35 sec
wcsimrootevent plot pass
wcsimrootevent2 plot pass
wcsimrootevent_OD plot pass
Geom pass
bad pass
Geometry warnings pass