refs #335, changed info areas

* remove unused methods
* changed ui, preferred size and such
* changed ctor for CEnableForDockWidgetInfoArea and made setParentDockWidgetInfoArea virtual
* adjusted derived classes ctor
* added enum and area methods for cockpitinfoarea

src/blackgui/components/usercomponent.cpp

@@ -22,7 +22,7 @@ namespace BlackGui
     {
         CUserComponent::CUserComponent(QWidget *parent) :
             QTabWidget(parent),
-            CEnableForDockWidgetInfoArea(this),
+            CEnableForDockWidgetInfoArea(),
             CEnableForRuntime(nullptr, false),
             ui(new Ui::CUserComponent), m_updateTimer(nullptr)
         {