WCSim Validation

86f9c79c125caf3d7e579e37e9058d572c0b39f3

Pull Request #570: Corrects position of T5 scintillator (correction from Loris Martinez)

SK_500MeVmum_centre_xdir

Tests
2831.40 sec
wcsimrootevent plot pass
wcsimrootevent2 plot pass
wcsimrootevent_OD plot pass
Geom pass
bad pass
Geometry warnings pass