[Checkins] [zopefoundation/DocumentTemplate] f6dc1d: - Fix broken tree tag (fixes #52)

[Jens Vagelpohl]

  Branch: refs/heads/master
  Home:   https://github.com/zopefoundation/DocumentTemplate
  Commit: f6dc1d6057c260c5e88d01eb9ff34fcdb97093d4
      https://github.com/zopefoundation/DocumentTemplate/commit/f6dc1d6057c260c5e88d01eb9ff34fcdb97093d4
  Author: Jens Vagelpohl <jens at netz.ooo>
  Date:   2020-05-28 (Thu, 28 May 2020)

  Changed paths:
    M CHANGES.rst
    M src/TreeDisplay/TreeTag.py
    M src/TreeDisplay/tests.py

  Log Message:
  -----------
  - Fix broken tree tag (fixes #52)