* added default pins for opendtu-fusion-v1 board
* fixed hw version display in `live`
* removed development builds, renamed environments in `platform.ini`
improved saving settings of display #747, #746
disabled contrast for Nokia display #746
added Prometheus as compile option #719, #615
update MQTT lib to v1.4.1
limit decimal places to 2 in `live`
added `-DPIO_FRAMEWORK_ARDUINO_MMU_CACHE16_IRAM48` to esp8266 debug build #657
a `max-module-power` of `0` disables channel in live view `setup`
reenabled FlashStringHelper because of lacking RAM
complete rewrite of monochrome display class, thx to @dAjaY85 -> displays are now configurable in setup
added SH1106 to automatic build
added IP address to MQTT (version, device and IP are retained and only transmitted once after boot) #556
added `set_power_limit` acknowledge MQTT publish #553
changed: version, device name are only published via MQTT once after boot
added `Login` to menu if admin password is set #554
added `development` to second changelog link in `index.html` #543
added interval for MQTT (as option). With this settings MQTT live data is published in a fixed timing (only if inverter is available) #542, #523
added MQTT `comm_disabled` #529
included #483 improvements
fix#468 last_success MQTT
fix#468 update available status at sunset
fix#447 reorderd enqueue commands to not have same payload length in a row
added ssd1306 and nokia display to build script
added heap as MQTT publish
updated User_Manual.md to latest changes
development build will have now always the same name because of static link from https://ahoydtu.de
