def update(self, apps_to_run):
    return self.call(self.MAX_RETRIES, self.server.update, apps_to_run,
      self.secret)
Tells the AppController which applications to run, which we assume have
dataset/ETHPy150Open AppScale/appscale/AppServer/google/appengine/api/appcontroller_client.py/AppControllerClient.update