rm 'serialize' from Device classes

GUI/Model/Descriptor/DistributionItems.cpp

GUI/Model/Descriptor/DistributionItems.h

GUI/Model/Descriptor/SelectionProperty.h

GUI/Model/Device/BackgroundItems.cpp

GUI/Model/Device/BackgroundItems.h

GUI/Model/Device/BeamAngleItems.cpp

GUI/Model/Device/BeamAngleItems.h

GUI/Model/Device/BeamDistributionItem.h

GUI/Model/Device/BeamItems.cpp

GUI/Model/Device/BeamItems.h

GUI/Model/Device/BeamWavelengthItem.cpp

GUI/Model/Device/BeamWavelengthItem.h

GUI/Model/Device/DetectorItems.h

GUI/Model/Device/FootprintItems.cpp

GUI/Model/Device/FootprintItems.h

GUI/Model/Device/InstrumentCollection.cpp

GUI/Model/Device/InstrumentCollection.h

GUI/Model/Device/InstrumentItems.cpp

GUI/Model/Device/InstrumentItems.h

GUI/Model/Device/InstrumentLibrary.cpp