[Checkins] [zopefoundation/Zope] 570706: Fix update to recent versions.

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/zopefoundation/Zope
  Commit: 57070623de380bfab8e3f412ee370276814e9fe9
      https://github.com/zopefoundation/Zope/commit/57070623de380bfab8e3f412ee370276814e9fe9
  Author: Michael Howitz <mh at gocept.com>
  Date:   2018-04-18 (Wed, 18 Apr 2018)

  Changed paths:
    M requirements-full.txt
    M versions.cfg

  Log Message:
  -----------
  Fix update to recent versions.