Use the saved config values or application values.

ConfigEditorPopup

On creating the popup, config values were always read and used. Do this if the
application does not provide its own variables. The values are still committed
to the config file in the usual way (on control destruction). The application
may restore them to its own variables during setup.

Resources/InsaneWidget/XInsaneWidget.h

@@ -83,6 +83,9 @@ private:
   std::unique_ptr<InsaneWorker> m_insaneWorker;
   std::unique_ptr<BackgroundScannerDiscoveryEVH> m_backgroundScannerDiscoveryEvh;
   std::unique_ptr<ScanProjectHandler> m_scanProject;
+
+  bool m_doubleSided = false;
+  int m_total = 1;
   
   void OnLblNewDocRightClick ( wxMouseEvent& evt );
   void OnTxtNewDocKeyPressed ( wxKeyEvent& evt );