Tooltips added to ComboProperty, first version of SimulationOptionsWidget is implemented.

GUI/coregui/Models/ComboProperty.cpp

GUI/coregui/Models/ComboProperty.h

GUI/coregui/Models/DocumentModel.cpp

GUI/coregui/Models/DocumentModel.h

GUI/coregui/Models/SimulationOptionsItem.cpp

GUI/coregui/Views/PropertyEditor/PropertyBrowserUtils.cpp

...regui/Views/SimulationWidgets/SimulationOptionsWidget.cpp

...coregui/Views/SimulationWidgets/SimulationOptionsWidget.h

...coregui/Views/SimulationWidgets/SimulationSetupWidget.cpp

GUI/coregui/Views/SimulationWidgets/SimulationSetupWidget.h

Tests/UnitTests/TestGUI/TestGUI.cpp

Tests/UnitTests/TestGUI/TestMapperCases.h