[Checkins] [zopefoundation/zope.container] 6eb4a5: Add Python 3.7 support

[GitHub]

  Branch: refs/heads/py37
  Home:   https://github.com/zopefoundation/zope.container
  Commit: 6eb4a51e8e6ece4b955608f7aadd2184086a645f
      https://github.com/zopefoundation/zope.container/commit/6eb4a51e8e6ece4b955608f7aadd2184086a645f
  Author: Marius Gedminas <marius at gedmin.as>
  Date:   2018-08-09 (Thu, 09 Aug 2018)

  Changed paths:
    M .travis.yml
    M CHANGES.rst
    M appveyor.yml
    M setup.py
    M tox.ini

  Log Message:
  -----------
  Add Python 3.7 support



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