Allows the thread to sleep for a given amount of time in milliseconds
      Argument: milliseconds is an Integer
      Argument: **options is a set of optional keyword arguments.
      See https://www.tropo.com/docs/webapi/wait

def wait(self, milliseconds, **options):
      """
      Allows the thread to sleep for a given amount of time in milliseconds
      Argument: milliseconds is an Integer
      Argument: **options is a set of optional keyword arguments.
      See https://www.tropo.com/docs/webapi/wait
      """
      self._steps.append(Wait(milliseconds, **options).obj)