[documentation] hook_validate

[Karoly Negyesi]

> However, the page in the handbook that I linked to in my original post  
> (http://drupal.org/node/40684/) describes how to change the code in the  
> story module. Earlier versions of the story module implemented

Right, you are right -- I was startled by the fact that you have written  
that hook_validate was removed... yes, its implementation was from  
story.module.

Thanks for your documentation efforts.

Regards

NK