Really fix issue #405 and #536.

src/mainwindow.cpp

@@ -1170,8 +1170,8 @@ void MainWindow::showNotificationBaloon(QString title, QString msg) const {
  *****************************************************/
 
 void MainWindow::downloadFromURLList(const QStringList& url_list) {
-  QIniSettings settings;
+  Preferences pref;
-  const bool useTorrentAdditionDialog = settings.value(QString::fromUtf8("Preferences/Downloads/AdditionDialog"), true).toBool();
+  const bool useTorrentAdditionDialog = pref.useAdditionDialog();
   foreach (QString url, url_list) {
     if (url.startsWith("bc://bt/", Qt::CaseInsensitive)) {
       qDebug("Converting bc link to magnet link");