* Build-depend on libtext-wikiformat-perl, so that the syntax check of

 * Build-depend on libtext-wikiformat-perl, so that the syntax check of
   the wikiformat plugin works. Thanks, Emanuele Aina.
 * Patch from Alessandro Dotti Contra to clean up backlinks and navbar
   display, running them through pagetitle. This removes ugly underscores and
   other gunk from the display, much nicer. You may want to rebuild your wiki
   when upgrading to get the cleanup globally.