* renamed to toggleFloatingWholeInfoArea() for whole info area (in contrast to toggleInfoArea for individual areas)
* signal for changedWholeInfoAreaFloating (allows the main GUI to hide this area if empty)
* add. flag to understand m_resetedFloating
* prepared for frameless dock widget (not yet implemented)
* 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
* allow nested info areas
* added cockpit info area
* fixed several finder methods to excluded nested info areas from child elements
* using QScopedPointer for ui
* placeholder GUI components for new cockpit