[j.1] rm DataPropertyWidget, axis/axes panels w/o inheritance ()

Doc/graph/mask-classes.gv

Doc/graph/projn-classes.gv

GUI/Model/Device/InstrumentItems.cpp

GUI/Model/Device/InstrumentItems.h

GUI/Model/Job/DataSource.cpp

GUI/Model/Job/DataSource.h

GUI/View/Access/DataPropertyWidget.cpp

GUI/View/Access/DataPropertyWidget.h

GUI/View/Frame/Fit1DFrame.cpp

GUI/View/Frame/Fit1DFrame.h

GUI/View/Frame/Fit2DFrame.cpp

GUI/View/Frame/Fit2DFrame.h

GUI/View/Frame/Plot2DFrame.cpp

GUI/View/Frame/Plot2DFrame.h

GUI/View/Frame/SpecularFrame.cpp

GUI/View/Frame/SpecularFrame.h

GUI/View/Setup/AxesPanel.cpp

GUI/View/Setup/AxesPanel.h

GUI/View/Setup/AxisPanel.cpp

GUI/View/Setup/AxisPanel.h