Bad

Results 4 issues of Bad

**Describe the bug** Using `home/OpenMQTTGateway/commands/MQTTtoSYS/config` topic : If `mqtt_topic` and `gateway_name` are changed at the same time, then only `gateway_name` is set, Resulting in base topic `/`, instead of `//`....

I also would like to know if you are interested in a PR, regarding writing persistently some BT parameters (set today on-the-fly by `ZgatewayBT.ino: MQTTtoBT()`) into SPIFFS (example in "/bt_config.json"),...

I would like to know if you are interested in a PR, regarding transforming some BT precompilation variables into dynamically modifiable parameter ? For exemple, flags `useBeaconUuidForTopic`, `useBeaconUuidForPresence` and `subjectHomePresence`,...