skip> I just stumbled upon it again. It seems to me this would have skip> been a good thing to fix in 3.0. Is this something which could skip> change in 3.1 (or be deprecated in 3.1 with deletion in 3.2)?
This new issue in the tracker:
implements a commonpathprefix function. As explained in the submission this would be my second choice should it be decided that something should change.