Add true information for Bu2MuNuEta (partially supersedes !938)
Re-run MC production for B+ -> mu+ nu eta (-> gamma gamma) to add MCDecayTreeTuple (supersedes production of !938 (merged)).
Edited by Fabian Christoph Glaser
Re-run MC production for B+ -> mu+ nu eta (-> gamma gamma) to add MCDecayTreeTuple (supersedes production of !938 (merged)).