make app work again with new way of retrieving a custom root object (helma.main.Server, that is)

class.properties

@@ -1,5 +1,20 @@
+
+#
+# define the root class of this application
+#
+root = helma.main.Server
+
+#
+# root.factory is used to retrieve the root class of the application
+# when the instance has already been created when the application comes up.
+# this is true for the helma server that is scripted here.
+# 
+root.factory.class = helma.main.Server
+root.factory.method = getServer
+
 #
 # Map Java classes to the prototype used to script them
+# and, yes, map the root class again.
 #
 
 helma.main.Server 		 = root