CTKImageProcessingITKCore - With ITKv4, link only to the required libraries

This commits ensure that CTKImageProcessingITKCore will link
against the needed set of libraries by specifying the corresponding
list of components.

This will help to address Slicer issue #3741.
Merge branch 'specify-itkv4-components'

* specify-itkv4-components:
  CTKImageProcessingITKCore - With ITKv4, link only to the required libraries