use demo jar file

git-svn-id: svn+ssh://svn.code.sf.net/p/openlcb/svn/trunk/prototypes/java@1123 87536cb5-86f1-4cdc-8fc6-3f0f71bcd267

Author: bobjacobsen

BlueGoldApplet.html

@@ -79,7 +79,7 @@ <h2>How it works</h2>
 producers and consumers on that node will be unselected.
 
 <p>
-<applet code = "scenarios.BlueGoldApplet" archive = "openlcb.jar" 
+<applet code = "scenarios.BlueGoldApplet" archive = "openlcb-demo.jar" 
     height="60"
     width="300"
 />