WCSim Validation

30562e84d70194b2abac82be7472e8690c7f9121

Pull Request #555: Updating vars and coordinates to work with t2k neutgeom and nuPRISMGeom merge

IWCD_5MeVem_centre_xdir

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