AthExThinning → AthContainers Relation

File in Control/AthenaExamples/AthExThinning/AthExThinning	Includes file in Control/AthContainers
AthExIParticles.h	AthContainers / DataVector.h
AthExParticles.h	AthContainers / DataVector.h
WriteThinnedData.h	AthContainers / DataVector.h