refs #400, 2nd stage for Qt 541

* GUI finetuning after folder split and migration to Qt 5.4.1
* Doxygen fixes

src/blackgui/components/navigatordockwidget.cpp

@@ -20,6 +20,7 @@ namespace BlackGui
             CDockWidgetInfoArea(parent),
             ui(new Ui::CNavigatorDockWidget)
         {
+            this->allowStatusBar(false);
             ui->setupUi(this);
         }