[Zope] Upgrade python product from Zope2.1.6 to Zope2.3.0 problem

[Shane Hathaway]

On 20 Mar 2001, Petr Knapek wrote:

> 	    return self.manage_main(self, REQUEST, manage_tabs_message=message)
>
> Exception is raised at return self.manage_main(self, REQUEST,
> manage_tabs_message=message) line.

Try it without the extra "self" argument, which is something that
HTMLFiles wanted but DTMLFiles do not.

    return self.manage_main(REQUEST, manage_tabs_message=message)

Shane