[Checkins] [zopefoundation/Zope] bc1b1d: Prepare 4.0b2 release.

[GitHub]

  Branch: refs/tags/4.0b2
  Home:   https://github.com/zopefoundation/Zope
  Commit: bc1b1d7de6e34551ab91d50dbc378cba21971ee3
      https://github.com/zopefoundation/Zope/commit/bc1b1d7de6e34551ab91d50dbc378cba21971ee3
  Author: Michael Howitz <mh at gocept.com>
  Date:   2017-10-13 (Fri, 13 Oct 2017)

  Changed paths:
    M CHANGES.rst
    M requirements-full.txt
    M setup.py
    M versions-prod.cfg

  Log Message:
  -----------
  Prepare 4.0b2 release.