[Checkins] [zopefoundation/zc.sourcefactory] 5a3f2a: Add support for Python 3.6 and 3.7.

[GitHub]

  Branch: refs/heads/py37
  Home:   https://github.com/zopefoundation/zc.sourcefactory
  Commit: 5a3f2a4ff081a055b640d3c62c12a81b672e6824
      https://github.com/zopefoundation/zc.sourcefactory/commit/5a3f2a4ff081a055b640d3c62c12a81b672e6824
  Author: Michael Howitz <mh at gocept.com>
  Date:   2018-10-19 (Fri, 19 Oct 2018)

  Changed paths:
    A .coveragerc
    M .gitignore
    M .travis.yml
    M CHANGES.txt
    M setup.py
    M tox.ini

  Log Message:
  -----------
  Add support for Python 3.6 and 3.7.

* Drop support for Python 3.3 and 3.4.
* Drop support for `python setup.py test`.



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