WCSim Validation

b32f2e055416fd3836394a4850ea87aeab94f2e0

Pull Request #519: Add sea level cosmic muon file for WCTE

HKFD_500MeVmum_centre_xdir

Tests
8937.13 sec
wcsimrootevent plot pass
wcsimrootevent2 plot pass
wcsimrootevent_OD plot pass
Geom pass
bad pass
Geometry warnings pass