I totally misinterpreted what included() is supposed to be for.

This reverts commit da9e1ea667

doc/ikiwiki/directive/template.mdwn

@@ -60,14 +60,9 @@ few things:
   `<TMPL_IF variable>text</TMPL_IF>`.
 * To use one block of text if a variable is set and a second if it's not,
   use `<TMPL_IF variable>text<TMPL_ELSE>other text</TMPL_IF>`
-* Each template file included in the wiki's source will also generate a regular
-  wiki page.  In many cases you might want to prevent some of your template
-  being interpreted for the regular page.  Use the [[if]] directive with the
-  `included()` test to guard the template code.
 
 Here's a sample template:
 
-        \[[!if test="included()" then="""
         <span class="infobox">
         Name: \[[<TMPL_VAR raw_name>]]<br />
         Age: <TMPL_VAR age><br />
@@ -81,9 +76,6 @@ Here's a sample template:
         <TMPL_VAR notes>
         </TMPL_IF>
         </span>
-        """ else="""
-          This is a template page.
-        """]]
 
 The filled out template will be formatted the same as the rest of the page
 that contains it, so you can include WikiLinks and all other forms of wiki