I don't think many people would use this. We have cvs, svn, arch and git. Tell me if you for some reason need it. It might be smaller than the rest. That would be a good reason to keep it.
Not used.
Quite a big package, and it'll probably never be used. Tell me if I'm wrong.
Not need by any of the packages. Tell me if you need it for some other project.
Not needed I think. Tell me if you need it.
Nothing uses this, it seems.