code: public static void appLaunched(Context context, Options options) {
          appLaunched(context, null, options, null);
      }
docs: Tells RMP-Appirater that the app has launched.
  <p/>
  Show rating dialog if user isn't rating yet and don't select "Not show again".
  
  @param context Context
  @param options RMP-Appirater options.