Reset created and lastModified at the end of the constructor

for relational nodes to show that the object hasn't been
modified since it was fetched from db.

src/helma/objectmodel/db/Node.java

@@ -330,6 +330,11 @@ public final class Node implements INode, Serializable {
 	        newprop.type = IProperty.NODE;
 	    }
 	}
+	// again set created and lastmodified. This is because
+	// lastmodified has been been updated, and we want both values to
+	// be identical to show that the node hasn't been changed since
+	// it was first created.
+	created = lastmodified = System.currentTimeMillis ();
 	markAs (CLEAN);
     }