[Checkins] [zopefoundation/Zope] 6828a3: - Fix broken deprecated import when ZServer is not...

[Jens Vagelpohl]

  Branch: refs/heads/issue_714
  Home:   https://github.com/zopefoundation/Zope
  Commit: 6828a30653a521e111053891ddaab39bc6a9ed11
      https://github.com/zopefoundation/Zope/commit/6828a30653a521e111053891ddaab39bc6a9ed11
  Author: Jens Vagelpohl <jens at netz.ooo>
  Date:   2019-11-23 (Sat, 23 Nov 2019)

  Changed paths:
    M CHANGES.rst
    M src/OFS/interfaces.py

  Log Message:
  -----------
  - Fix broken deprecated import when ZServer is not installed