[Checkins] [zopefoundation/Zope] 26f9ad: Update introduction of ObjectPublishing (#469)

[Jürgen Gmach]

  Branch: refs/heads/master
  Home:   https://github.com/zopefoundation/Zope
  Commit: 26f9ad5ae0d74f95ca2cd0b1ad2c2d58a0377ec9
      https://github.com/zopefoundation/Zope/commit/26f9ad5ae0d74f95ca2cd0b1ad2c2d58a0377ec9
  Author: Jürgen Gmach <jugmac00 at users.noreply.github.com>
  Date:   2019-02-05 (Tue, 05 Feb 2019)

  Changed paths:
    M docs/zdgbook/ObjectPublishing.rst

  Log Message:
  -----------
  Update introduction of ObjectPublishing (#469)

... for the upcoming Zope 4 release.

cf #252