The rest of fit items which will be refactored, renamed to obsoleteItems.

GUI/coregui/Models/ItemFactory.cpp

GUI/coregui/Models/ObsoleteFitModel.cpp

GUI/coregui/Models/ObsoleteFitModel.h

GUI/coregui/Models/ObsoleteFitParameterItems.cpp

GUI/coregui/Models/ObsoleteFitParameterItems.h

GUI/coregui/Models/ObsoleteFitParameterModel.cpp

GUI/coregui/Models/ObsoleteFitParameterModel.h

GUI/coregui/Models/ObsoleteFitSelectorModel.cpp

GUI/coregui/Models/ObsoleteFitSelectorModel.h

GUI/coregui/Models/item_constants.h

GUI/coregui/Views/FitWidgets/FitTools.cpp

GUI/coregui/Views/FitWidgets/FitTools.h

GUI/coregui/Views/FitWidgets/ObsoleteFitParameterWidget.cpp

GUI/coregui/Views/FitWidgets/ObsoleteFitParameterWidget.h

GUI/coregui/Views/FitWidgets/ObsoleteFitProgressWidget.cpp

GUI/coregui/Views/FitWidgets/ObsoleteFitProgressWidget.h

GUI/coregui/Views/FitWidgets/ObsoleteFitSettingsWidget.cpp

GUI/coregui/Views/FitWidgets/ObsoleteFitSettingsWidget.h

GUI/coregui/Views/FitWidgets/ObsoleteImportDataWidget.cpp

...egui/Views/FitWidgets/ObsoleteMinimizerSettingsWidget.cpp