pause method

Implementation

Future<RequestResult<bool>> pause() async {
  final request = await _httpClient.post(host, port, 'pause');
  final response = await request.close();
  if (response.statusCode == HttpStatus.ok) {
    return RequestResult(result: true);
  } else {
    final body = await streamToIntList(response);
    return RequestResult(error: BadRequestResponse.fromBuffer(body));
  }
}