[Checkins] [zopefoundation/z3c.form] fe83b8: Fix Python3 doctest errors

[GitHub]

  Branch: refs/heads/tomgross-odict_manager_master
  Home:   https://github.com/zopefoundation/z3c.form
  Commit: fe83b86fd578b7c088d632f7ac0be3cba3271c67
      https://github.com/zopefoundation/z3c.form/commit/fe83b86fd578b7c088d632f7ac0be3cba3271c67
  Author: Tom Gross <itconsense at gmail.com>
  Date:   2018-05-15 (Tue, 15 May 2018)

  Changed paths:
    A requirements.txt
    M src/z3c/form/action.rst
    M src/z3c/form/browser/object.rst
    M src/z3c/form/browser/objectmulti.rst
    M src/z3c/form/contentprovider.rst
    M src/z3c/form/field.rst
    M src/z3c/form/form.rst

  Log Message:
  -----------
  Fix Python3 doctest errors



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