Fix HeaderFooter

@@ -14,7 +14,11 @@ class HeaderFooter
            return true;
        }

-       global $wgTitle;
+       $title = $op->getTitle();
+       if ( $title->isRedirect() ) {
+           $article = Article::newFromID( $title->getArticleID() );
+           $title = $article->getRedirectTarget();
+       }

        $ns = $wgTitle->getNsText();
        $name = $wgTitle->getPrefixedDBKey();