New features:
- Chargers are saved in cache and available offline (for GoingElectric.de: limited to 24 hours according to their terms of use)
- Launch EVMap through Google Assistant ("Hey Google, find charging stations near Berlin on EVMap") - currently only available in US English locale
- Setting to configure map scale bar

Improvements:
- If location access disabled: Map position will be kept after restarting app

Bugfixes:
- Fixed crashes