[Checkins] [zopefoundation/Zope] 9466fa: revert to callable() check

[GitHub]

  Branch: refs/heads/davisagli-callable
  Home:   https://github.com/zopefoundation/Zope
  Commit: 9466fa772b64322e09c6eecb1fc1b32b1ddaf402
      https://github.com/zopefoundation/Zope/commit/9466fa772b64322e09c6eecb1fc1b32b1ddaf402
  Author: David Glick <david at glicksoftware.com>
  Date:   2017-10-17 (Tue, 17 Oct 2017)

  Changed paths:
    M src/App/Common.py
    M src/OFS/CopySupport.py
    M src/OFS/FindSupport.py
    M src/OFS/Moniker.py
    M src/OFS/ObjectManager.py
    M src/OFS/SimpleItem.py
    M src/Products/PageTemplates/Expressions.py
    M src/Products/PageTemplates/expression.py
    M src/Testing/ZopeTestCase/functional.py
    M src/Testing/ZopeTestCase/placeless.py
    M src/ZPublisher/HTTPRequest.py

  Log Message:
  -----------
  revert to callable() check