2.) CMFBTreeFolder is broken and should be moved to the CMF
At least CMFBTreeFolder is working again. I have fixed it in Zope 2.8,
trunk and the standalone version from cvs. It's not a perfect solution
but we have time to move the CMF version of the btree folder to CMF in
the long run.
Zope-CMF maillist - Zope-CMF@lists.zope.org
See http://collector.zope.org/CMF for bug reports and feature requests