[Checkins] [zopefoundation/Zope] b1c176: remove import of ConflictError (#472)

[Thomas Schorr]

  Branch: refs/heads/master
  Home:   https://github.com/zopefoundation/Zope
  Commit: b1c176bd86824904263a47b734c210462f05732d
      https://github.com/zopefoundation/Zope/commit/b1c176bd86824904263a47b734c210462f05732d
  Author: Thomas Schorr <t_schorr at gmx.de>
  Date:   2019-02-05 (Tue, 05 Feb 2019)

  Changed paths:
    M src/ZPublisher/WSGIPublisher.py

  Log Message:
  -----------
  remove import of ConflictError (#472)