Paulus Schoutsen 429bbc05dc
Add WS subscription command for MQTT (#21696)
* Add WS subscription command for MQTT

* Add test

* Add check for connected

* Rename event_listeners to subscriptions
2019-03-10 20:07:09 -07:00
..
2016-07-11 08:56:07 -07:00
2019-02-14 20:34:43 +01:00