Create base-css-class button-group

Change-Id: I05afa3885c505ec59a555710c935016de396be26
diff --git a/dev/js/src/match/reference.js b/dev/js/src/match/reference.js
index 41d40af..20f0137 100644
--- a/dev/js/src/match/reference.js
+++ b/dev/js/src/match/reference.js
@@ -1,4 +1,6 @@
-/*
+define(['util'], function () {
+
+  /*
   author, editor title, subTitle textSigle
   in corpusAuthor (corpusEditor), corpusTitle, corpusSubTitle, corpusSigle
   in docAuthor    (docEditor),    docTitle,    docSubTitle,    docSigle
@@ -22,7 +24,6 @@
   biblEditionStatement
   fileEditionStatement
 */
-define(['util'], function () {
 
   // Localization values
   var loc   = KorAP.Locale;