WCSim Validation

d7f2042a0216dd004a509db0e09ac59ee59cb8fe

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

IWCD_500MeVem_centre_xdir

Tests
2743.18 sec
wcsimrootevent plot pass
wcsimrootevent2 plot pass
wcsimrootevent_OD plot pass
Geom pass
bad pass
Geometry warnings pass