Small hack to get data from Tauron Polska Energia - PV generation, energy usage and show them using Grafana Full description in Polish: https://blog.jokielowie.com/2019/05/integracja-danych-z-tauron-elektrownia-fotowoltaniczna-z-wlasnymi-wykresami/
Changelog:
03.04.2020 - Simplification beacuse of the new Tauron updated data output to new CSV version - hence xls2cvs is no longer needed