v2.1.0
- MQTT v5: send identifier not found for unhandled PUBREL and PUBREC packets
- Add
MQTTClient.V5.auth
to re-authenticate a client with the server - Don't output reason and properties for PUBACK, PUBREC, PUBREL, PUBCOMP, AUTH, DISCONNECT packets when reason is success and there no properties.
- Log messages as trace instead of debug. Add server connection/disconnection log messages.