deprecate Directory Reference

Files
file	CSCCollector.h [code]
file	DTBunchCrossingCleaner.h [code]
file	DTCollector.h [code]
file	GeometryTranslator.h [code]
file	MuonTriggerPrimitive.h [code]
file	MuonTriggerPrimitiveFwd.h [code]
file	RPCCollector.h [code]
file	SubsystemCollector.h [code]
file	SubsystemCollectorFactory.h [code]