Delay locale reset to allow correct ui translation

Related to #787

src/core.cpp

@@ -29,7 +29,6 @@ the Free Software Foundation, either version 3 of the License, or
 #include "timeline2/model/timelineitemmodel.hpp"
 #include "timeline2/view/timelinecontroller.h"
 #include "timeline2/view/timelinewidget.h"
-
 #include <mlt++/MltRepository.h>
 
 #include <KMessageBox>

src/mainwindow.cpp

@@ -66,7 +66,7 @@
 #include "utils/resourcewidget.h"
 #include "utils/thememanager.h"
 #include "utils/otioconvertions.h"
-
+#include "lib/localeHandling.h"
 #include "profiles/profilerepository.hpp"
 #include "widgets/progressbutton.h"
 #include <config-kdenlive.h>
@@ -510,6 +510,7 @@ void MainWindow::init()
     addAction(QStringLiteral("timeline_preview_button"), previewButtonAction);
 
     setupGUI(KXmlGuiWindow::ToolBar | KXmlGuiWindow::StatusBar | KXmlGuiWindow::Save | KXmlGuiWindow::Create);
+    LocaleHandling::resetLocale();
     if (firstRun) {
         if (QScreen *current = QApplication::primaryScreen()) {
             int screenHeight = current->availableSize().height();

src/mltconnection.cpp

@@ -86,7 +86,6 @@ MltConnection::MltConnection(const QString &mltPath)
     // After initialising the MLT factory, set the locale back from user default to C
     // to ensure numbers are always serialised with . as decimal point.
     m_repository = std::unique_ptr<Mlt::Repository>(Mlt::Factory::init());
-    LocaleHandling::resetLocale();
 
 #ifdef Q_OS_FREEBSD
     auto locale = strdup(setlocale(MLT_LC_CATEGORY, nullptr));