[Checkins] [zopefoundation/zope.security] f38dc0: Add Python 3.8 to appveyor.yml

[Marius Gedminas]

  Branch: refs/heads/appveyor-py38
  Home:   https://github.com/zopefoundation/zope.security
  Commit: f38dc0502f50fa6d44ca55fc628c9c0b3ce3af1c
      https://github.com/zopefoundation/zope.security/commit/f38dc0502f50fa6d44ca55fc628c9c0b3ce3af1c
  Author: Marius Gedminas <marius at gedmin.as>
  Date:   2019-11-10 (Sun, 10 Nov 2019)

  Changed paths:
    M CHANGES.rst
    M appveyor.yml

  Log Message:
  -----------
  Add Python 3.8 to appveyor.yml