Export align in segmenter
It makes possible to export an alignment in the segmenter, see #2876 (closed) (no button yet).
Together with !131 (merged) (this branch has been rebased on top of it), it fixes the unit tests.
It makes possible to export an alignment in the segmenter, see #2876 (closed) (no button yet).
Together with !131 (merged) (this branch has been rebased on top of it), it fixes the unit tests.