Bug#808653: [Debian-med-packaging] Bug#808653: elastix: FTBFS: Could NOT find DCMTK (missing: DCMTK_config_INCLUDE_DIR

[Gert Wollny]

I suspect that this has to do with the fact that currently ITK depends
on an old version of dcmtk. Because of #808491 this transition is not
yet completed.

Best, 
Gert