[Checkins] [zopefoundation/AccessControl] b16aa9: - prepare version 4.0b7

[Jens Vagelpohl]

  Branch: refs/heads/master
  Home:   https://github.com/zopefoundation/AccessControl
  Commit: b16aa95bf2872f5c4d5ee62c60396f81a0cbd690
      https://github.com/zopefoundation/AccessControl/commit/b16aa95bf2872f5c4d5ee62c60396f81a0cbd690
  Author: Jens Vagelpohl <jens at netz.ooo>
  Date:   2019-04-13 (Sat, 13 Apr 2019)

  Changed paths:
    M CHANGES.rst
    M setup.py

  Log Message:
  -----------
  - prepare version 4.0b7