[Checkins] [zopefoundation/zope.app.security] 2313b3: Drop Python 3.4, support Python 3.7

[Marius Gedminas]

  Branch: refs/heads/py34-py37
  Home:   https://github.com/zopefoundation/zope.app.security
  Commit: 2313b39c008dedc21fbe37e60d88c977ca8f41b9
      https://github.com/zopefoundation/zope.app.security/commit/2313b39c008dedc21fbe37e60d88c977ca8f41b9
  Author: Marius Gedminas <marius at gedmin.as>
  Date:   2019-07-11 (Thu, 11 Jul 2019)

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

  Log Message:
  -----------
  Drop Python 3.4, support Python 3.7