ImageFusion → LabelMap Relation

File in ITK/Modules/Filtering/ImageFusion	Includes file in ITK/Modules/Filtering/LabelMap
include / itkLabelMapContourOverlayImageFilter.h	include / itkLabelMapFilter.h
include / itkLabelMapOverlayImageFilter.h	include / itkLabelMapFilter.h
include / itkLabelMapToRGBImageFilter.h	include / itkLabelMapFilter.h