WCSim Validation

5755b834a46033ffa9ab8226df5ab51d85ad6d2f

Pull Request #554: Adding compatibility with Geant4 version > 11.0.0

HKFD_500MeVem_centre_xdir

Tests
12247.91 sec
wcsimrootevent plot pass
wcsimrootevent2 plot pass
wcsimrootevent_OD plot pass
Geom pass
bad pass
Geometry warnings pass