[Checkins] [zopefoundation/zope.schema] eef9e9: Fix the remaining doctest snippets.

[GitHub]

  Branch: refs/heads/fix-doctests
  Home:   https://github.com/zopefoundation/zope.schema
  Commit: eef9e9246945a5cb69d9dfd5cb9784f0d3ab910d
      https://github.com/zopefoundation/zope.schema/commit/eef9e9246945a5cb69d9dfd5cb9784f0d3ab910d
  Author: Jason Madden <jamadden at gmail.com>
  Date:   2016-09-14 (Wed, 14 Sep 2016)

  Changed paths:
    M src/zope/schema/_bootstrapfields.py

  Log Message:
  -----------
  Fix the remaining doctest snippets.

Remove the use of the _compat.b and _compat.u functions from the doctest
snippets since we don't support 3.2 or 2.6 anymore (but u is still used
in the code itself).