hook(type => "pagetemplate", id => "foo", call => \&pagetemplate);
-[[Templates|wikitemplate]] are filled out for many different things in
+[[Templates|wikitemplates]] are filled out for many different things in
ikiwiki, like generating a page, or part of a blog page, or an rss feed, or
a cgi. This hook allows modifying the variables available on those
templates. The function is passed named parameters. The "page" and