Merge branch 'lfantini/B_MajoranaNeutrinomuepi' into 'master'
New files for Bu/Bc-> lepton MajoranaNeutrino(->lepton Pi) 3GeV 0/20ps SS/OS
See merge request !1076 (merged)
(cherry picked from commit 6f51482c)
835b60cc Bu/Bc-> lepton MajoranaNeutrino(->lepton Pi) 3GeV 0/20ps SS/OS