* heuristics fix#1269#1270
* moved `sendInterval` in settings, **important:** *will be reseted to 15s after update to this version*
* try to prevent access to radio classes if they are not activated
* fixed millis in serial log
* changed 'print whole trace' = `false` as default
* added communication loop duration in [ms] to serial console
* don't print Hex-Payload if 'print whole trace' == `false`
* fix ethernet save inverter parameters #886
* fix ethernet OTA update #886
* improved radio statistics, fixed heuristic output for HMS and HMT inverters
* added support for opendtufusion fusion ethernet shield #886
* fixed range of HMS / HMT frequencies to 863 to 870 MHz #1238
* changed `yield effiency` per default to `1.0` #1243
* fix ESP8266 inverter settings #1226
* send radio statistics via MqTT #1227
* made night communication inverter depended
* added option to prevent adding values of inverter to total values (MqTT only) #1199
* fixed endless loop while switching CMT frequency
* removed obsolete "retries" field from settings #1224
* fixed crash while defining new invertes #1224
* fixed default frequency settings
* added default input power to `400` while adding new inverters
* fixed color of wifi RSSI icon #1224
* prepared PA-Level for CMT
* removed settings for number of retransmits, its fixed to `5` now
* added parentheses to have a excactly defined behaviour
* add another HM-600 hardware serial number #1169
* merge PR #1170
* reduce last_success MQTT messages (#1124)
* add re-request if inverter is known to be online and first try fails
* add alarm reporting to MI (might need review!)
* rebuild MI limiting code closer to DTUSimMI example
* round APC in `W` to an integer #1171
* fix prometheus builds
* fix ESP32 default pinout #1159
* added `opendtufusion-dev` because of anoying `-DARDUINO_USB_CDC_ON_BOOT=1` flag
* fix display of current power on `index`
* fix OTA, was damaged by version `0.7.51`, need to use webinstaller (from `0.7.51` to `0.7.54`)
* added active power control in `W` to live view #201, #673
* updated docu, active power control related #706
* added current AC-Power to `index` page and removed version #763
* improved statistic data, moved to entire struct
* removed `/api/statistics` endpoint from REST-API
* moved MqTT info to `system`
* added CMT info for ESP32 devices
* improved CMT settings, now `SCLK` and `SDIO` are configurable #1046, #1150
* changed `Power-Limit` in live-view to `Active Power Control`
* increase length of update file selector #1132
* add option to strip webUI for ESP8266 (reduce code size, add ESP32 special features; `IF_ESP32` directives)
* started to get CMT info into `system` - not finished