[Checkins] [zopefoundation/zope.i18nmessageid] f69a25: Add an appveyor.yml

[GitHub]

  Branch: refs/heads/appveyor
  Home:   https://github.com/zopefoundation/zope.i18nmessageid
  Commit: f69a256465d17d19f781d748ed39920f7e2ddd83
      https://github.com/zopefoundation/zope.i18nmessageid/commit/f69a256465d17d19f781d748ed39920f7e2ddd83
  Author: Marius Gedminas <marius at gedmin.as>
  Date:   2017-09-21 (Thu, 21 Sep 2017)

  Changed paths:
    A appveyor.yml

  Log Message:
  -----------
  Add an appveyor.yml

Fixes #8.