[Checkins] [zopefoundation/zope.testrunner] 64e9c5: Try to fix Windows failures

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/zopefoundation/zope.testrunner
  Commit: 64e9c574e8a66744d4ecdbd23d475a9b99b6bd69
      https://github.com/zopefoundation/zope.testrunner/commit/64e9c574e8a66744d4ecdbd23d475a9b99b6bd69
  Author: Marius Gedminas <marius at gedmin.as>
  Date:   2016-12-28 (Wed, 28 Dec 2016)

  Changed paths:
    M setup.py

  Log Message:
  -----------
  Try to fix Windows failures