[Checkins] [zopefoundation/Products.ZCatalog] c68678: Refactor caching logic

[GitHub]

  Branch: refs/heads/andbag-unindex-caching
  Home:   https://github.com/zopefoundation/Products.ZCatalog
  Commit: c6867836029880dd8b26bbb8fff1a5eefed50838
      https://github.com/zopefoundation/Products.ZCatalog/commit/c6867836029880dd8b26bbb8fff1a5eefed50838
  Author: Andreas Gabriel <gabriel at hrz.uni-marburg.de>
  Date:   2016-03-30 (Wed, 30 Mar 2016)

  Changed paths:
    M src/Products/PluginIndexes/DateRangeIndex/DateRangeIndex.py
    M src/Products/PluginIndexes/common/UnIndex.py

  Log Message:
  -----------
  Refactor caching logic