[Checkins] [zopefoundation/Products.PythonScripts] 788568: Force tests to use the newest versions.

[GitHub]

  Branch: refs/heads/flake8
  Home:   https://github.com/zopefoundation/Products.PythonScripts
  Commit: 7885681bd5234181ca0e6d0b4137314ea6145dcf
      https://github.com/zopefoundation/Products.PythonScripts/commit/7885681bd5234181ca0e6d0b4137314ea6145dcf
  Author: Michael Howitz <mh at gocept.com>
  Date:   2017-06-08 (Thu, 08 Jun 2017)

  Changed paths:
    M tox.ini

  Log Message:
  -----------
  Force tests to use the newest versions.