message: Use the host parameter
diff: @@ -78,9 +78,9 @@ SimpleTCPConnectionProvider::SimpleTCPConnectionProvider(const oatpp::String& ho
  , m_closed(false)
  , m_useExtendedConnections(useExtendedConnections)
  {
  - m_serverHandle = instantiateServer();
  setProperty(PROPERTY_HOST, host);
  setProperty(PROPERTY_PORT, oatpp::utils::conversion::int32ToStr(port));
  + m_serverHandle = instantiateServer();
  }
  SimpleTCPConnectionProvider::~SimpleTCPConnectionProvider() {
  @@ -169,13 +169,13 @@ oatpp::v_io_handle SimpleTCPConnectionProvider::instantiateServer(){
  struct addrinfo hints;
  memset(&hints, 0, sizeof(hints));
  - hints.ai_family = AF_INET6;
  + hints.ai_family = AF_UNSPEC;
  hints.ai_socktype = SOCK_STREAM;
  hints.ai_protocol = 0;
  hints.ai_flags = AI_PASSIVE;
  auto portStr = oatpp::utils::conversion::int32ToStr(m_port);
  -
  - ret = getaddrinfo(NULL, (const char *) portStr->getData(), &hints, &result);
  + auto hostStr = getProperty(PROPERTY_HOST);
  + ret = getaddrinfo((const char *)hostStr.getData(), (const char *) portStr->getData(), &hints, &result);
  if (ret != 0) {
  OATPP_LOGE("[oatpp::network::server::SimpleTCPConnectionProvider::instantiateServer()]", "Error. Call to getaddrinfo() failed with result=%d: %s", ret, strerror(errno));
  throw std::runtime_error("[oatpp::network::server::SimpleTCPConnectionProvider::instantiateServer()]: Error. Call to getaddrinfo() failed.");
  