6.3.0.11 20181120
* Add delays removed in 6.3.0.9 (#4233)
* Allow user definition of defines WIFI_RSSI_THRESHOLD (default 10) and WIFI_RESCAN_MINUTES (default 44)
* Add support for Fujitsu HVac and IrRemote (#4387)
* Add command SetOption57 0/1 to enable wifi network re-scan every 44 minutes with a rssi threshold of 10 to select highest RSSI (#3173)
* Fix MQTT connection error after restart