[Checkins] [zopefoundation/zc.catalog] 70720a: update changelog

[GitHub]

  Branch: refs/heads/resurrection-python3
  Home:   https://github.com/zopefoundation/zc.catalog
  Commit: 70720a707d1abcad974e219ef0b4b0ac2dc7c7d0
      https://github.com/zopefoundation/zc.catalog/commit/70720a707d1abcad974e219ef0b4b0ac2dc7c7d0
  Author: Jan-Wijbrand Kolman <jkolman at minddistrict.com>
  Date:   2016-09-30 (Fri, 30 Sep 2016)

  Changed paths:
    M CHANGES.txt

  Log Message:
  -----------
  update changelog