[Checkins] [zopefoundation/zope.interface] 53246e: Fix C optimizations broken on Py3k.

[GitHub]

  Branch: refs/heads/60-fix_c_optimizations-py3k
  Home:   https://github.com/zopefoundation/zope.interface
  Commit: 53246e53624b0ed24cabbd6a819008e2bf1e6540
      https://github.com/zopefoundation/zope.interface/commit/53246e53624b0ed24cabbd6a819008e2bf1e6540
  Author: Tres Seaver <tseaver at palladion.com>
  Date:   2016-11-15 (Tue, 15 Nov 2016)

  Changed paths:
    M CHANGES.rst
    M src/zope/interface/_zope_interface_coptimizations.c
    M src/zope/interface/adapter.py
    M src/zope/interface/declarations.py
    M src/zope/interface/interface.py

  Log Message:
  -----------
  Fix C optimizations broken on Py3k.

- The bare import of '_zope_c_optimizations' prevented them from being
  used.

- After enabling them via absolute imports, they would fail due to
  http://bugs.python.org/issue15657.

Fixes #60.