fix some potential problems with block in block elements and deletion  (I don't backport that right now, have to observe it a little bit, could easily lead to new problems)
fix some potential problems with block in block elements and deletion 
(I don't backport that right now, have to observe it a little bit, could easily lead to new problems)


git-svn-id: 2b9cd5e0c4c1f26a13cc25b43ad2cc3c1981a186@1003 7e49d481-a7d8-0310-bbc4-96d0c2794ec3

philippstucki/bxe,philippstucki/bxe,philippstucki/bxe