HASS Discovery - Create BLE devices automatically to gather entities (#826)

Create automatically devices into Home Assistant through MQTT auto discovery

Before, only entities were created automaticaly and they were not linked to a device.

main/ZgatewayRF.ino

@@ -50,7 +50,8 @@ void RFtoMQTTdiscovery(SIGNAL_SIZE_UL_ULL MQTTvalue) { //on the fly switch creat
                   subjectRFtoMQTT, switchRF[1], (char*)getUniqueId(switchRF[1], switchRF[2]).c_str(),
                   will_Topic, switchRF[3], switchRF[4],
                   switchRF[5], switchRF[6], switchRF[7],
-                  0, "", "", true, subjectMQTTtoRF);
+                  0, "", "", true, subjectMQTTtoRF,
+                  "", "", "", "");
 }
 #  endif