xAODEgamma → Generators Relation

File in Event/xAOD/xAODEgamma	Includes file in Generators
Root / EgammaTruthxAODHelpers.cxx	TruthUtils / TruthUtils / HepMCHelpers.h
Root / EgammaTruthxAODHelpers.cxx	TruthUtils / TruthUtils / MagicNumbers.h
Root / Electron_v1.cxx	TruthUtils / TruthUtils / ParticleConstants.h
Root / Photon_v1.cxx	TruthUtils / TruthUtils / ParticleConstants.h