[Checkins] [zopefoundation/Products.ZCatalog] 6e008d: Rework request caching (#95)

[Dieter Maurer]

  Branch: refs/heads/master
  Home:   https://github.com/zopefoundation/Products.ZCatalog
  Commit: 6e008db56727a92f0e40d111493048f125e8bff3
      https://github.com/zopefoundation/Products.ZCatalog/commit/6e008db56727a92f0e40d111493048f125e8bff3
  Author: Dieter Maurer <d-maurer at users.noreply.github.com>
  Date:   2020-08-21 (Fri, 21 Aug 2020)

  Changed paths:
    M CHANGES.rst
    M src/Products/PluginIndexes/unindex.py

  Log Message:
  -----------
  Rework request caching (#95)

* Rework request caching

* work around situations in which `REQUEST` has not been set up properly

* make flake8 happy

Co-authored-by: Michael Howitz <mh at gocept.com>