Squashed commits:
[d64bb3bb] Stop using the ServiceLocator directly in the ScreenTrackerViewModifier
[37c46ab9] Rename Analytics to AnalyticsService
[8852a371] #920 - Cleanup ServiceLocator usages
* Fixes#1011 - Add legal information screen in settings, move all settings related screens under Source/Screen/Settings
* Fix warnings after sliding sync api change