Fix update of tool locations after changing pref

Only the editor panel in single editor mode was being updated. This
commit makes them update in multiple editor mode and also updates the
batch editor.

rtgui/rtwindow.cc

@@ -1113,9 +1113,22 @@ void RTWindow::updateHistogramPosition (int oldPosition, int newPosition)
 void RTWindow::updateToolPanelToolLocations(
     const std::vector<Glib::ustring> &favorites, bool cloneFavoriteTools)
 {
+    if (fpanel) {
+        fpanel->updateToolPanelToolLocations(favorites, cloneFavoriteTools);
+    }
+
     if (epanel) {
         epanel->updateToolPanelToolLocations(favorites, cloneFavoriteTools);
     }
+
+    for (const auto &panel : epanels) {
+        panel.second->updateToolPanelToolLocations(favorites, cloneFavoriteTools);
+    }
+
+    if (options.multiDisplayMode > 0) {
+        EditWindow::getInstance(this)
+            ->updateToolPanelToolLocations(favorites, cloneFavoriteTools);
+    }
 }
 
 bool RTWindow::splashClosed (GdkEventAny* event)