[Checkins] [zopefoundation/Zope] 1ec8de: Add 4.0a6 release.

[GitHub]

  Branch: refs/heads/gh-pages
  Home:   https://github.com/zopefoundation/Zope
  Commit: 1ec8de95c169256c7c629f552310091a2062846c
      https://github.com/zopefoundation/Zope/commit/1ec8de95c169256c7c629f552310091a2062846c
  Author: Tres Seaver <tseaver at palladion.com>
  Date:   2017-06-04 (Sun, 04 Jun 2017)

  Changed paths:
    M README.md
    A releases/4.0a6/requirements-full.txt
    A releases/4.0a6/versions-prod.cfg
    A releases/4.0a6/versions.cfg
    M releases/master/requirements-full.txt
    M releases/master/versions-prod.cfg
    M releases/master/versions.cfg

  Log Message:
  -----------
  Add 4.0a6 release.