WCSim Validation

a326c496b94f7abadda93e217d19e2431b0400cf

Pull Request #547: Fixes photon timing and theta binning.

HKFDOD_500MeVem_ODbarrelIn_startY

Tests
1617.71 sec
wcsimrootevent plot pass
wcsimrootevent2 plot pass
wcsimrootevent_OD plot pass
Geom pass
bad pass
Geometry warnings pass