Overrides the title of the page, which is generally the same as the
page name.
+ Note that if the title is overrideen, a "title_overridden" variable will
+ be set to a true value in the template; this can be used to format things
+ differently in this case.
+
* license
Specifies a copyright license for the page, for example, "GPL".
* permalink
- Specifies the permalink to the page, for use in RSS feeds.
+ Specifies a permanent link to the page, if different than the page
+ generated by ikiwiki.
If the field is not treated specially (as the link and title fields are),
the metadata will be written to the generated html page as a <meta>