DOC: include search bar


git-svn-id: https://svn.bigr.nl/elastix/trunkpublic@4801 4d348492-3962-11de-aa85-65a2020054a3
ENH: cleanup of DistancePreservingRigidityPenalty

Remove unused member variable
Fixed style, several
Fixed bug in case of non-3D images


git-svn-id: https://svn.bigr.nl/elastix/trunkpublic@4802 4d348492-3962-11de-aa85-65a2020054a3
COMP: fixed gcc errors

git-svn-id: https://svn.bigr.nl/elastix/trunkpublic@4803 4d348492-3962-11de-aa85-65a2020054a3