[Checkins] [zopefoundation/zope.publisher] f54d22: update change notes, version 4.0.0a4

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/zopefoundation/zope.publisher
  Commit: f54d228320c92b1d6dc47a1dc0b362051ab505be
      https://github.com/zopefoundation/zope.publisher/commit/f54d228320c92b1d6dc47a1dc0b362051ab505be
  Author: Fred Drake <fred at zope.com>
  Date:   2013-03-12 (Tue, 12 Mar 2013)

  Changed paths:
    M CHANGES.txt
    M setup.py

  Log Message:
  -----------
  update change notes, version 4.0.0a4