Use QString::localeAwareCompare for comparsion

src/gui/search/searchwidget.cpp

@@ -129,7 +129,7 @@ void SearchWidget::fillCatCombobox()
     QList<QStrPair> tmpList;
     foreach (const QString &cat, m_searchEngine->supportedCategories())
         tmpList << qMakePair(SearchEngine::categoryFullName(cat), cat);
-    std::sort(tmpList.begin(), tmpList.end(), [](const QStrPair &l, const QStrPair &r) { return (l.first < r.first); } );
+    std::sort(tmpList.begin(), tmpList.end(), [](const QStrPair &l, const QStrPair &r) { return (QString::localeAwareCompare(l.first, r.first) < 0); });
 
     foreach (const QStrPair &p, tmpList) {
         qDebug("Supported category: %s", qPrintable(p.second));