&$names: array of language code => language name
$code language of the preferred translations
+'LanguageLinks': Manipulate a page's language links. This is called
+in various places to allow extensions to define the effective language
+links for a page.
+$title: The page's Title.
+&$links: Associative array mapping language codes to prefixed links of the
+ form "language:title".
+&$linkFlags: Associative array mapping prefixed links to arrays of flags.
+ Currently unused, but planned to provide support for marking individual
+ language links in the UI, e.g. for featured articles.
+
'LinkBegin': Used when generating internal and interwiki links in
Linker::link(), before processing starts. Return false to skip default
processing and return $ret. See documentation for Linker::link() for details on