fix: distXfmEval
fix: distXfmEval

* make work with cmtk
* correctly parse output interval, and do it only once
* only transform skeletons
* ignore spurious transforms

saalfeldlab/template-building,saalfeldlab/template-building,saalfeldlab/template-building,saalfeldlab/template-building,saalfeldlab/template-building