refs #475, allow to load DB data from disk.

* Will allow to load data if DB is not accessible / available
* Also allows to save, so a special set can be saved for testing/forensic.
* fixed status bar, as received data no longer means DB is alive

src/blackgui/components/datainfoareacomponent.h

@@ -82,6 +82,13 @@ namespace BlackGui
             //! Set data reader
             virtual void setProvider(BlackMisc::Network::IWebDataServicesProvider *webDataReader) override;
 
+        public slots:
+            //! Write to resource dir
+            bool writeDbDataToResourceDir() const;
+
+            //! Load from resource dir
+            bool readDbDataFromResourceDir();
+
         protected:
             //! \copydoc CInfoArea::getPreferredSizeWhenFloating
             virtual QSize getPreferredSizeWhenFloating(int areaIndex) const override;