$post: Boolean, true if there is text after this autocomment
$title: An optional title object used to links to sections. Can be null.
$local: Boolean indicating whether section links should refer to local page.
+$wikiId: String containing the ID (as used by WikiMap) of the wiki from which the
+ autocomment originated; null for the local wiki. Added in 1.26, should default
+ to null in handler functions, for backwards compatibility.
'GalleryGetModes': Get list of classes that can render different modes of a
gallery.