Sauvegarde GET

  if (client.connect(notificationHost.c_str(), notificationPort))
  {
    client.print("GET /update?simple=true&color=");
    client.print(color);
    client.println(" HTTP/1.1");
    client.print("Host: ");
    client.println(notificationHost.c_str());
    client.println("Connection: close");
    client.println();
  }
  else
  {
    Serial.println("[E] Couldn't notify... Trying again.");
    return notifyPartner();
  }

  int initialTime = millis();
  int finalTime = millis();

  while (!client.available() && (finalTime - initialTime) < _NOTIFICATION_READ_TIMEOUT)
    finalTime = millis();

  if ((finalTime - initialTime) >= _NOTIFICATION_READ_TIMEOUT)
  {
    Serial.println("[E] No response from the partner.");
    ledOff();
    return;
  }

  String line = client.readStringUntil('|');

  while (!client.available()) {}

  line = client.readStringUntil('|');
  Serial.println(line);

  client.stop();