Allow configuration widgets to use all available space

src/typica.w

 	splitter->addWidget(leftWidget);
 	configArea->setMinimumWidth(580);
 	configArea->setMinimumHeight(460);
+	configArea->setWidgetResizable(true);
 	splitter->addWidget(configArea);
 	QVBoxLayout *centralLayout = new QVBoxLayout;
 	centralLayout->addWidget(splitter);