Added a small comment that or-groups are no longer used in query-creator

Change-Id: Ib7b14374e032e9e7d41fb4ea1b2e20a77d1e87bf
diff --git a/dev/js/src/match/querycreator.js b/dev/js/src/match/querycreator.js
index 179b10c..8eccc3b 100644
--- a/dev/js/src/match/querycreator.js
+++ b/dev/js/src/match/querycreator.js
@@ -9,6 +9,8 @@
   /*
    * TODO:
    *   Cache foundry and layer information per row.
+   * TODO:
+   *   Or-Groups are no longer in use.
    */
   var loc = KorAP.Locale;
   loc.NEW_QUERY = loc.NEW_QUERY || 'New Query';