Reimplemented anti-csrf measures by raising exceptions rather than returning booleans. Redoing it using exceptions was the easiest way to return proper xmlrpc fault messages to the clients. Also this code should now properly make values set in the form override values from the database. So no lost work under some circumstances if the csrf requirements are not met. Also this code does a better job of cleaning up old csrf tokens.

See <a href="http://dev.zope.org/Wikis/DevSite/Projects/ZPT">the
ZPT project Wiki</a> for more information about Page Templates, or
<a href="http://www.zope.org/Members/4am/ZPT">the download page</a>
for installation instructions and the most recent version of the software.

This Product requires the TAL and ZTUtils packages to be installed in
your Python path (not Products).  See the links above for more information.