Support HDF5 or TFM format for all transforms in transform parameters file.

[ViktorvdValk]

Support HDF5 or TFM file format by setting ("Transform" "File") and (TransformFileName "transform.tfm") or (TransformFileName "transform.hfd5") in the transform parameters .txt file.

[N-Dekker]

For the record, here is an overview of ITK and elastix transform types, as well as their number of parameters: pull request https://github.com/SuperElastix/elastix/pull/358