Prevent <nil> from being stored as a milestone

James Moger

2014-03-05 830ade081eed7e0290fb7a2e1244a38cf58b7b2c

 src/main/java/com/gitblit/wicket/ExternalImage.java

@@ -27,6 +27,7 @@
      super(id, new Model<String>(url));

   }



   @Override

   protected void onComponentTag(ComponentTag tag) {

      super.onComponentTag(tag);

      checkComponentTag(tag, "img");