[j.sig3] cleanup connect%s ()

GUI/Model/Model/FitParameterModel.cpp

GUI/Model/Project/ProjectDocument.cpp

GUI/Model/Sample/MaterialModel.cpp

GUI/View/Access/DataAccessWidget.cpp

GUI/View/Canvas/MaskEditorActions.cpp

GUI/View/Canvas/MaskToolbox.cpp

GUI/View/Canvas/SpecularDataCanvas.cpp

GUI/View/Combo/ItemComboWidget.cpp

GUI/View/Data/DatafilesSelector.cpp

GUI/View/Fit/FitSessionWidget.cpp

GUI/View/FitControl/GUIFitObserver.cpp

GUI/View/FitControl/MinimizerSettingsWidget.cpp

GUI/View/FitControl/RunFitControlWidget.cpp

GUI/View/FitControl/RunFitControlWidget.h

GUI/View/Frame/Fit1DFrame.cpp

GUI/View/Frame/Fit2DFrame.cpp

GUI/View/Frame/Plot2DWithProjectionFrame.cpp

GUI/View/Info/CautionSign.cpp

GUI/View/Instrument/InstrumentLibraryDialog.cpp

GUI/View/JobControl/JobListModel.cpp