Changes file for bug22752 (simple version)

  o Major bugfixes (windows, directory cache):

    - On windows, do not try to delete cached consensus documents and

      diffs, until they unmapped from memory. Allow the diff storage

      directory to grow larger in order to handle files that might

      need to stay around longer.  Fixes bug 22752; bugfix on

      0.3.1.1-alpha.