[Checkins] [zopefoundation/grokcore.site] cd6617: update buildout extends URL

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/zopefoundation/grokcore.site
  Commit: cd661753d7d567a9a3b0c679284f6114d725d56c
      https://github.com/zopefoundation/grokcore.site/commit/cd661753d7d567a9a3b0c679284f6114d725d56c
  Author: Jan-Wijbrand Kolman <jkolman at minddistrict.com>
  Date:   2018-01-22 (Mon, 22 Jan 2018)

  Changed paths:
    M buildout.cfg

  Log Message:
  -----------
  update buildout extends URL