private async void Auth_Completed(object sender, AuthenticatorCompletedEventArgs e)
        {
            if (e.IsAuthenticated)
            {
                //AccountStore.Create(Context).Save(e.Account, "Facebook");  Keystore/Keychain(ios) stuffs
                try
                {
                    var request = new OAuth2Request(
                        "GET",
                        new Uri("https://graph.facebook.com/me?fields=name,email,picture"),
                        null,
                        e.Account);
                    var fbResponse = await request.GetResponseAsync();

                    var fbUser = JsonValue.Parse(fbResponse.GetResponseText());
                    UserInformation.UserName = fbUser["name"];
                    UserInformation.Email    = fbUser["email"];
                    var photo = fbUser["picture"]["data"]["url"]; //Denna blev aldrig implementerad
                }
                catch (Exception ex)
                {
                    var message = ex.Message;
                }

                App.SuccessfulLoginAction.Invoke();
                ApiKeys.SaveToken(e.Account.Properties["access_token"]);
                // Use eventArgs.Account to do wonderful things
                //App.SaveToken(eventArgs.Account.Username);
            }
            else
            {
                // The user cancelled
            }
        }