Disabled autosave on Persistent.
Failed searches now raise a KeyError rather than returning an
empty ResultList.

This is needed by the Bobo server.

so that a subobject can aquire data from a container even if an
intervening object does not use named groups.

Added better string formating of requests.

Added option for either HTML-style headings or descriptive-list style
headings.

Added missing PyErr_Clear() call.

some superfluous semicolns that caused warning on SGI.

Fixed bug in CCL_getattr when getting the __base__ attribute of a base
class.

Fixed a doc string.

can simply sys.exit(0).

Added on-line documentation and debugging support to bobo.

  - Regex, regex input types,
  - New rule for inheriting allow groups,
  - Support for index_html attribute,
  - Support for relative base refs
  - Added URL as magic variable
  - Added error checking of typed fields

Added traceback comment quoting.
Added code to add header of response doesn't contain one.

- Added transaction support.

- Added logic to check for non-file fields in forms with file upload.
- Added new type conversion types: string (esp for use with file-upload)
  and date.

Made auto-generation of realms smarter about realm names.

rather than augment (tighten) parent groups.

Note that now a valid group is None, which makes a subobject public,
even a parent is protected.

  - object[entryname] can fail with attribute as well as type error
  - flatten didn't work with multiple values\
  - inserted base was not absolute

Added transaction support.