WCSim Validation

0741c96eae9e4dba2a249e813c78186d10e3908f

Pull Request #560: Standardise sampling method for li sources

HKFDOD_500MeVem_ODbarrelIn_startX

Tests
1749.15 sec
wcsimrootevent plot pass
wcsimrootevent2 plot pass
wcsimrootevent_OD plot pass
Geom pass
bad pass
Geometry warnings pass