WCSim Validation

fc6b3a8cb8104157aad52f437e4536d216c57510

Pull Request #522: save sheet dimensions

IWCD_500MeVmum_centre_xdir

Tests
2862.35 sec
wcsimrootevent plot pass
wcsimrootevent2 plot pass
wcsimrootevent_OD plot pass
Geom pass
bad pass
Geometry warnings pass