Thanks to Gisle Aas.

(index_html).

  * Now products can specify that their help topics are viewed as part of an existing product using the registerHelpTitle method. This allows us to visually join OFSP, MailHost and other standard Zope products.

  * API docs are now represented as belonging to a sub 'API Documentation' node.

without them :(

parse it :(

Corrects a problem with unrestrictedTraverse.  After conferring with Jim, the URL apparently isn't always needed.

from an argument.

Also now filter for transactions performed in the place that undo is
done.

because it no longer does. :)