[Checkins] [zopefoundation/Products.MailHost] 4b2fa3: - add coverage and flake8 to tox config

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/zopefoundation/Products.MailHost
  Commit: 4b2fa376c7d3d4b5c13eb2060c6017bc9af969f6
      https://github.com/zopefoundation/Products.MailHost/commit/4b2fa376c7d3d4b5c13eb2060c6017bc9af969f6
  Author: Jens Vagelpohl <jens at netz.ooo>
  Date:   2017-09-14 (Thu, 14 Sep 2017)

  Changed paths:
    M tox.ini

  Log Message:
  -----------
  - add coverage and flake8 to tox config