* draft on a unified TimeZonePicker.

* most of the data structures is in place.

* wip.

* wip.

* wip: timezone selector in progress.2

* fixed so we have proper data on all timezones.

* started to add timezone into time picker.

* addeing time zone footer.

* footer is working.

* fixed so we use the timeZone picker in shared preferences.

* Added so we can change timeZone from picker.

* did some styling changes.

* will update timezone on all places that we need to update it.

* removed console.log

* removed magic string.

* fixed border on calendar.

* ignoring eslint cache.

* cleaned up the code a bit.

* made the default selectable.

* corrected so the behaviour about default works as expected.

* excluded timezone from change tracker.

* revert so default will always be the intial value.

* default will always fallback to the one in the config.

* do the country mapping on startup.

* fixed nit.

* updated snapshots for timepicker.

* fixed build errors.

* updating so snapshot tests is in sync.

* removed Date.now from prop since it will change each run in the snapshot tests.

* fixed so e2e tests works as before.

* moved files into separate folders.