Redistribute IntensityDataFunctions -> DataUtils, ImageUtils

Core/Fitting/SimDataPair.cpp

Device/Histo/ImageUtils.cpp

Device/Histo/ImageUtils.h

Device/Histo/IntensityDataFunctions.cpp

Device/Histo/IntensityDataFunctions.h

GUI/coregui/Views/FitWidgets/FitComparisonController.cpp

GUI/coregui/Views/FitWidgets/FitComparisonViewController.cpp

...regui/Views/ImportDataWidgets/RealDataSelectorActions.cpp

.../Views/IntensityDataWidgets/IntensityDataFFTPresenter.cpp

GUI/coregui/Views/MaskWidgets/MaskUnitsConverter.cpp

Tests/Functional/Core/Consistence/CompareTwoReferences.cpp

Tests/Functional/Core/CoreSpecial/BatchSimulation.cpp

Tests/Functional/Core/CoreSpecial/CoreIOPathTest.cpp

...Functional/Core/CoreSpecial/FourierTransformationTest.cpp

Tests/Functional/Core/MPI/mpitest.cpp

Tests/Functional/Core/Std/Check.cpp

Tests/Functional/GUI/Std/Check.cpp

Tests/Functional/Python/Std/Check.cpp

...itTests/Core/DataStructure/IntensityDataFunctionsTest.cpp

Tests/UnitTests/Core/DataStructure/OutputDataTest.cpp