* For #220
- Added advanced header + locale settings item in the settings fragment
* For #220
- Added locale selection page with lib state + handling of locale changes
* For #220
- Removed registering for locale changes in the manifest, allow system
to restart activity in that scenario
* For #220
- Added unit tests for locale settings page
* For #220: fixed an outdated unit test
ga-a
Co-authored-by: Severin Rudie <Baron-Severin@users.noreply.github.com>