An iOS-specific check: set Title (customer's name) to null on the EditCustomerPage, because the back button already contains the customer's name. We don't want to display it twice in the navigation bar.
An iOS-specific check: set Title (customer's name) to null on the EditCustomerPage, because the back button already contains the customer's name. We don't want to display it twice in the navigation bar.

xamarin/app-customers,xamarin/app-customers