code: function awakePushBullet() {
      pusher.devices(function(error, response) {
        if (!response) return;
        var assistantDevice = response.devices.filter(function(device) { return device.nickname === "assistant-plugins" });
        // on regarde si un "device" pour assistant-plugins existe, sinon on le crée
        if (assistantDevice.length===0) {
          pusher.createDevice({nickname:'assistant-plugins'}, function(error, response) {});
        } else {
          pusher.note(assistantDevice[0].iden, 'Note', 'Pour éviter la désactivation du compte par PushBullet', function(error, response) {
            if (!response) return;
            pusher.dismissPush(response.iden, function(error, response) {
              if (response) pusher.deletePush(response.iden, function(error, response) {})
            });
          });
        }
      });
    }
docs: pour éviter l'erreur "Action failure message: Account has not been used for over a month" on envoie des messages régulièrement à PushBullet