[Checkins] [zopefoundation/DocumentTemplate] 6292b9: Try to appease travis-ci/setuptools.

[GitHub]

  Branch: refs/heads/py3-pure-python
  Home:   https://github.com/zopefoundation/DocumentTemplate
  Commit: 6292b949799ece390cf7eace2d107115c01b7787
      https://github.com/zopefoundation/DocumentTemplate/commit/6292b949799ece390cf7eace2d107115c01b7787
  Author: Hanno Schlichting <hanno at hannosch.eu>
  Date:   2017-05-03 (Wed, 03 May 2017)

  Changed paths:
    M .travis.yml

  Log Message:
  -----------
  Try to appease travis-ci/setuptools.