fix to BeautyTomuCharmTo3h.cpp to allow selecting oscillating B mesons
Propagate the merging of branch 'rvazquez.FixToBeautyTomuCharmTo3h' into 'master'
Correspond to merge request !390 (merged) in 'Sim09'
(cherry picked from commit 7f91082d)
730844b4 fix to BeautyTomuCharmTo3h.cpp to allow selecting oscillating B mesons