$title: name of the page changed.
$text: new contents of the page.
+'MessageNotInMwNs': When trying to get a message that isn't found in the
+MediaWiki namespace (but before checking the message files)
+* &$message: message's content; can be changed
+* $lckey: message's name
+* $langcode: language code
+* $isFullKey: specifies whether $lckey is a two part key "msg/lang"
+
'MonoBookTemplateToolboxEnd': Called by Monobook skin after toolbox links have been rendered (useful for adding more)
Note: this is only run for the Monobook skin. To add items to the toolbox
for all 'SkinTemplate'-type skins, use the SkinTemplateToolboxEnd hook