Use author date to be consistent with other tools (fixes #919)

James Moger

2015-09-18 a592329a82d0a85d33abcc63f08df20b79e8e4f7

 src/main/java/com/gitblit/wicket/panels/CommitLegendPanel.java

@@ -44,6 +44,7 @@
      DataView<ChangeType> legendsView = new DataView<ChangeType>("legend", legendDp) {

         private static final long serialVersionUID = 1L;



         @Override

         public void populateItem(final Item<ChangeType> item) {

            ChangeType entry = item.getModelObject();