private AppConfig createAppConfig(String message, String times, String [] names) {
        Slime slime = new Slime();
        Cursor root = slime.setObject();
        root.setString("message", message);
        root.setString("times", times);
        Cursor arr = root.setArray("a");
        for (String name : names) {
            Cursor obj = arr.addObject();
            obj.setString("name", name);
        }
        return new ConfigPayload(slime).toInstance(AppConfig.class, "");
    }
*******************************************************************************************
Helper methods. consider moving out to another class for reuse by merge tester.            *
********************************************************************************************
config/src/test/java/com/yahoo/vespa/config/ConfigPayloadTest.java