Add Bc->Chi_c1MuNu and Bc->Chi_c2MuNu using Wang form factor model
Add new decfiles for decays Bc -> Chi_c1 mu nu
and Bc -> Chi_c2 mu nu
, with Chi_c->(Jpsi->mumu) gamma
, using form factor model by Wang et al. 10.1103/PhysRevD.79.114018
Add new decfiles for decays Bc -> Chi_c1 mu nu
and Bc -> Chi_c2 mu nu
, with Chi_c->(Jpsi->mumu) gamma
, using form factor model by Wang et al. 10.1103/PhysRevD.79.114018