Version 2.9.0-beta2

Changes since 2.9.0-beta1

feat: Switch to WiFiClientSecure instead of WiFiClient to enable connections to SSL hosts (currently without checking CA chain)
feat: automatic firmware update check, post result in log and on mqtt topic
feat: Add API V2 for setting the outside temperature. @yorickpeterse
feat: add possibility to expose Itho Status items to Home Assistant using auto discovery (for now crude version, needs a better interface)
feat: add web based serial interface for debug purposed available at available at http://IP:8000/webserial
feat: Switch from stale ESPAsyncWebserver repos from me-no-dev to maintained repos from mathieucarbou
feat: Switch back to Websocket server based on ESPAsyncWebserver instead of Mongoose.
feat: add manual for HA auto discovery of selected itho status items (needs a better interface)
feat: Number of RF remotes is now a settingfix: Link to hardware repo in README @printplaatreparatie
fix: add autonight label
fix: regression bug in processPWMSpeedTimerCommands APIv2
fix: string comparison bug in command logging
fix: refactor RF code to better support bi-directional devices (WIP)
fix: improve loading of file editor iFrame
fix: MQTT settings not retained

Firmware binary (CVE HW rev.2 and NON-CVE):
https://github.com/arjenhiemstra/ithowifi/raw/master/compiled_firmware_files/unified_hw2_noncve/nrgitho-v2.9.0-beta2.bin