ADD: MissingStructurePenalty see Par0024 on elastixWiki
ADD: PolydataDummyPenalty transforms a vtk-polydata each iteration and optionally writes it to disk. It is useful for monitoring deformations of delineated structures or surfaces during registration.

git-svn-id: https://svn.bigr.nl/elastix/trunkpublic@4676 4d348492-3962-11de-aa85-65a2020054a3