[Checkins] [zopefoundation/Zope] bd7af4: Use zope.browserpage release.

[Michael Howitz]

  Branch: refs/heads/wilkes/397-allowed-attributes
  Home:   https://github.com/zopefoundation/Zope
  Commit: bd7af4a551c762deb54fc83c70faa15d5cd075af
      https://github.com/zopefoundation/Zope/commit/bd7af4a551c762deb54fc83c70faa15d5cd075af
  Author: Michael Howitz <mh at gocept.com>
  Date:   2019-06-18 (Tue, 18 Jun 2019)

  Changed paths:
    M buildout.cfg
    M constraints.txt
    M requirements-full.txt
    M sources.cfg
    M versions-prod.cfg

  Log Message:
  -----------
  Use zope.browserpage release.