Demo Release.

Updated SENDER_ID.

Login now uses phone number instead.
Implemented document views.
Merged NotifyPanic() and NotifyEscort() into NotifyService() with parameters
Updated the link sent by Escort.
Swapped LogInOut button for Logout in Settings.
Fixed bug in Splash with checkPlayServices() to exit on failure.
Fixed incorrect JSON field retrieval in documents db.
Updates to LoginUser() functionality to include userid retrieval.
Added Already Registered notification.
Removed notification on new document.
Updated emergency phone number and splash delay.
Added language constants.
Removed logs from Positioning.