Added scrollbars for lists and text fields. Added saving to the path settings for configuration files and the current language. Various UI improvements

configparams.h

@@ -100,7 +100,7 @@ public:
     bool setXML(QXmlStreamReader &stream, QString configName);
     Q_INVOKABLE bool saveXml(QString fileName, QString configName);
     Q_INVOKABLE bool loadXml(QString fileName, QString configName);
-    QString xmlStatus();
+    Q_INVOKABLE QString xmlStatus();
 
     void getParamsXML(QXmlStreamWriter &stream);
     bool setParamsXML(QXmlStreamReader &stream);