REF: consolidated ffd and poly xform model into single unwarp_image_phantom tool


git-svn-id: https://www.nitrc.org/svn/cmtk/trunk@5153 42a5c34f-2066-0410-bec5-ba365beb4995
TST: added baselines for poly-xform phantom image unwarping


git-svn-id: https://www.nitrc.org/svn/cmtk/trunk@5154 42a5c34f-2066-0410-bec5-ba365beb4995
DOC


git-svn-id: https://www.nitrc.org/svn/cmtk/trunk@5155 42a5c34f-2066-0410-bec5-ba365beb4995
OBS: separate poly-xform tool no longer necessary

git-svn-id: https://www.nitrc.org/svn/cmtk/trunk@5156 42a5c34f-2066-0410-bec5-ba365beb4995