OP → CH Relation

File in OP	Includes file in CH
OP_Channels.h	CH_Collection.h
OP_Channels.h	CH_EventManager.h
OP_Channels.h	CH_Types.h
OP_Director.h	CH_Manager.h
OP_DopeBuffer.h	CH_Types.h
OP_GeometryChannels.h	CH_ChannelRef.h
OP_MultiChannel.h	CH_MultiChannel.h
OP_Node.h	CH_EventManager.h
OP_Node.h	CH_Types.h
OP_Operator.h	CH_ExprLanguage.h
OP_Parameters.h	CH_ExprLanguage.h
OP_Types.h	CH_Types.h