Fixed upgrade bug in user service (issue 41)

James Moger

2012-01-13 8051a29d8b3826772e5be1851eb72cd52ab5080c

 src/com/gitblit/models/RefModel.java

@@ -49,7 +49,10 @@
      Date date = new Date(0);

      if (referencedObject != null) {

         if (referencedObject instanceof RevTag) {

            date = ((RevTag) referencedObject).getTaggerIdent().getWhen();

            RevTag tag = (RevTag) referencedObject;

            if (tag.getTaggerIdent() != null) {

               date = tag.getTaggerIdent().getWhen();

            }

         } else if (referencedObject instanceof RevCommit) {

            date = ((RevCommit) referencedObject).getCommitterIdent().getWhen();

         }