[Checkins] [zopefoundation/Products.MailHost] d351e5: Improve buildout-under-tox story.

[GitHub]

  Branch: refs/heads/better-tox-buildout-integration
  Home:   https://github.com/zopefoundation/Products.MailHost
  Commit: d351e5e990ddcf7a348dfe0a52a8effdff8cec58
      https://github.com/zopefoundation/Products.MailHost/commit/d351e5e990ddcf7a348dfe0a52a8effdff8cec58
  Author: Tres Seaver <tseaver at palladion.com>
  Date:   2017-05-23 (Tue, 23 May 2017)

  Changed paths:
    M tox.ini

  Log Message:
  -----------
  Improve buildout-under-tox story.

Put buildout artifacts in tox environment dirs.