draft release notes for 4.0.1

[Paolo Carlini]

Joe Buck wrote:

>That's not the question I had.  The question is whether the shipping 4.0.0
>had this bug (since I don't recall people screaming about the 4.0.0
>release being unusable on that platform).
>
>I don't include bug reports that only arose during development, on CVS
>or snapshots.
>
I see. Then I don't think you should include it, AFAICS it arose during
during development, because of Mark changes to allow testing without the
build dir.

Paolo.