Added status to readme
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-MQTT 5 compatible client library with a reactive API and back pressure support.
-
+MQTT 5.0 and 3.1.1 compatible client library with a reactive API and back pressure support.
+
+# Status
+IMPORTANT: ALPHA STATUS, DO NOT USE IN PRODUCTION YET!
+
+## DONE
+ - Basic MQTT 3.1.1 and MQTT 5.0 functionality
+ - Reactive API
+ - Backpressure support for QoS 1 and 2
+ - Additional MQTT 5 features: Server-Reauth
+
+## TODO
+ - APIs are not stable yet
+ - Backpressure support for QoS 0
+ - Reconnect Handling and Message redelivery
+ - SSL integration (branch need to be integrated)
+ - Websocket support
+ - Simpler APIs
+ - Disk Persistence
+
+# Example
+tbd
## How to build
