Perun

Fix

* fix: catching influxdb import error ([`851bfb4`](https://github.com/helmholtz-ai-energy/perun/commit/851bfb4a574b8cab91ff08540b3090c3af337efe))

Fix

* fix: relaxed dependencies (will tighten them later) ([`6509481`](https://github.com/helmholtz-ai-energy/perun/commit/650948170150eee242ae9bc78d1ea6bb1e9285b4))

Fix

* fix: removed RAM_POWER from psutil backend ([`9ef751f`](https://github.com/helmholtz-ai-energy/perun/commit/9ef751f3784dcf1b065be79adc950d4bb0f0e22f))

Feature

* feat: psutil backend ([`7d3aa61`](https://github.com/helmholtz-ai-energy/perun/commit/7d3aa61a4164463bec88343e2efb139464bc30ae))

Feature

* feat: energy conversion to euro and co2e (17) ([`ee89583`](https://github.com/helmholtz-ai-energy/perun/commit/ee8958357298780e285412360c33856a13ee49d5))

Feature

* feat: configuration files (16) ([`1035763`](https://github.com/helmholtz-ai-energy/perun/commit/1035763c2e66f2973180bceca52b7c0ef04d6f8b))