WCSim Validation

3fdeb939e8fa7d3ceea30adb05abcb973dd1e2f7

Pull Request #558: separate tyvek reflectivities

HKFDOD_500MeVem_ODbarrelIn_startY

Tests
1528.37 sec
Failed wcsimrootevent plot comparisons
Failed wcsimrootevent2 plot comparisons
Failed wcsimrootevent_OD plot comparisons
Geom pass
bad pass
Geometry warnings pass