P1 naar MQTT

Gebaseerd op https://github.com/daniel-jong/esp8266_p1meter

michel 517e972a8a Firmware reset every 24h %!s(int64=3) %!d(string=hai) anos
KiCad 517e972a8a Firmware reset every 24h %!s(int64=3) %!d(string=hai) anos
esp8266_p1meter.ino 517e972a8a Firmware reset every 24h %!s(int64=3) %!d(string=hai) anos
settings.h 517e972a8a Firmware reset every 24h %!s(int64=3) %!d(string=hai) anos