B+ -> DarkBoson ( -> pi+pi- or K+K-) K+ with lab rapidity cut
Added decay files with Dark Scalar Boson decay into pi+pi- and K+K- with the aim of comparing results with Dark Boson to mu+mu- channel
Added decay files with Dark Scalar Boson decay into pi+pi- and K+K- with the aim of comparing results with Dark Boson to mu+mu- channel