[Checkins] [zopefoundation/zope.browserpage] f8dedc: Attempted fix for allowed_attributes regression.

[Matthew Wilkes]

  Branch: refs/heads/wilkes/397-allowed-attributes
  Home:   https://github.com/zopefoundation/zope.browserpage
  Commit: f8dedc92a370d55081f56ef4ff3a7de3764edf30
      https://github.com/zopefoundation/zope.browserpage/commit/f8dedc92a370d55081f56ef4ff3a7de3764edf30
  Author: Matthew Wilkes <git at matthewwilkes.name>
  Date:   2019-05-27 (Mon, 27 May 2019)

  Changed paths:
    M CHANGES.rst
    M src/zope/browserpage/metaconfigure.py
    M src/zope/browserpage/tests/test_metaconfigure.py

  Log Message:
  -----------
  Attempted fix for allowed_attributes regression.

The simple view mixin caused a regression on allowed_attributes and allowed_interface. This fixes that by explicitly whitelisting those attributes for traversal.