BUG: itkImageToImageRegistrationHelper not using defaultPixelValue throughout. 3024

The defaultPixelValue was not being set on all ResampleImageFilter's.

Suggested-by: Roland Kwitt <roland.kwitt@kitware.com>

git-svn-id: http://svn.slicer.org/Slicer4/trunk@21829 3bd1e089-480b-0410-8dfb-8563597acbee