public PushbulletNotifier(PushbulletClient pushbulletClient, string targetDeviceId) //TODO: use name of a device instead of internal Pushbullet ID
 {
     _pushbulletClient = pushbulletClient;
     TargetDeviceId    = targetDeviceId;
 }
 public PushbulletNotifier(PushbulletOptions pushbulletOptions)
 {
     _pushbulletClient = new PushbulletClient(pushbulletOptions.AuthToken);
     TargetDeviceId    = pushbulletOptions.TargetDeviceId;
 }