Small fix.

git-svn-id: http://svn.igniterealtime.org/svn/repos/wildfire/trunk@3940 b35dd754-fafc-0310-a699-88a17e54d16e

src/java/org/jivesoftware/util/StringUtils.java

@@ -919,7 +919,7 @@ public class StringUtils {
         if (string != null) {
             StringTokenizer tokens = new StringTokenizer(string, ",");
             while (tokens.hasMoreTokens()) {
-                collection.add((String)tokens.nextToken());
+                collection.add(tokens.nextToken().trim());
             }
         }
         return collection;