TrkTruthAlgs → Generators Relation

File in Tracking/TrkAlgorithms/TrkTruthAlgs	Includes file in Generators
src / TrackParticleTruthAlg.cxx	TruthUtils / TruthUtils / MagicNumbers.h
src / TrackParticleTruthAlg.cxx	GeneratorObjects / GeneratorObjects / McEventCollection.h
src / TrackParticleTruthAlg.h	GeneratorObjects / GeneratorObjects / xAODTruthParticleLink.h