Merge branch 'FitParametersWidget' into develop

GUI/coregui/Models/ApplicationModels.cpp

GUI/coregui/Models/ApplicationModels.h

GUI/coregui/Models/DomainSimulationBuilder.cpp

GUI/coregui/Models/FitParameterItems.cpp

GUI/coregui/Models/FitParameterItems.h

GUI/coregui/Models/FitParameterModel.cpp

GUI/coregui/Models/FitParameterModel.h

GUI/coregui/Models/FitSuiteItem.cpp

GUI/coregui/Models/FitSuiteItem.h

GUI/coregui/Models/ItemFactory.cpp

GUI/coregui/Models/JobItem.cpp

GUI/coregui/Models/JobItem.h

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