[Checkins] [zopefoundation/Zope] e8a1b4: Make sure username is never None since transaction...

[GitHub]

  Branch: refs/heads/plonezope4
  Home:   https://github.com/zopefoundation/Zope
  Commit: e8a1b47702fb02cbcf55167d3a8ed99ca0955485
      https://github.com/zopefoundation/Zope/commit/e8a1b47702fb02cbcf55167d3a8ed99ca0955485
  Author: Philip Bauer <bauer at starzel.de>
  Date:   2017-02-04 (Sat, 04 Feb 2017)

  Changed paths:
    M src/ZPublisher/utils.py

  Log Message:
  -----------
  Make sure username is never None since transaction only accepts unicode