Make Special:TrackingCategories sortable

https://de.wikipedia.org/wiki/Spezial:Tracking-Kategorien is longer
than 1 screen page

Change-Id: Idf2681960bc87f5f189b1666899bd609d74495bb

diff --git a/includes/specials/SpecialTrackingCategories.php b/includes/specials/SpecialTrackingCategories.php
index e503d92..3ee7cea 100644 (file)
--- a/includes/specials/SpecialTrackingCategories.php
+++ b/includes/specials/SpecialTrackingCategories.php
@@ -41,7 +41,7 @@ class SpecialTrackingCategories extends SpecialPage {
                $this->outputHeader();
                $this->getOutput()->allowClickjacking();
                $this->getOutput()->addHTML(
-                       Html::openElement( 'table', [ 'class' => 'mw-datatable',
+                       Html::openElement( 'table', [ 'class' => 'mw-datatable sortable',
                                'id' => 'mw-trackingcategories-table' ] ) . "\n" .
                        "<thead><tr>
                        <th>" .