Improve MQTT5 properties support

[JavaSaBr]

Need to cover most MQTT5 properties.

[JavaSaBr]

Properties which need to support in CONN packet:

1. keepAlive
2. receiveMax
3. maximumPacketSize
4. topicAliasMaximum
5. requestResponseInformation
6. requestProblemInformation

Properties which need to support in PUB packet:

1. responseTopic
2. contentType
3. subscriptionIds
4. correlationData
5. topicAlias
6. payloadFormatIndicator

Properties which need to support in SUB packet:
1.subscriptionId