async void RegisterProcedure(object sender, EventArgs e)
{
NewUser newUser = new NewUser(Entry_Username.Text,
Entry_Password.Text,
Entry_Password2.Text,
Entry_Email.Text,
Entry_Location.Text,
Entry_Contact.Text,
Entry_ProfileName.Text);
await service.CreateNewUser(newUser);
Application.Current.MainPage = new LoginPage();
}