several namespaces -> under BaseUtils::

Base/Py/PyFmt.cpp

Base/Py/PyUtils.cpp

Base/Py/PyUtils.h

Base/Utils/FileSystemUtils.cpp

Base/Utils/FileSystemUtils.h

Base/Utils/StringUtils.cpp

Base/Utils/StringUtils.h

Base/Utils/SysUtils.cpp

Base/Utils/SysUtils.h

Core/Fitting/FitObjective.h

Core/Fitting/FitPrintService.cpp

Core/Simulation/ISimulation.cpp

Device/Data/ArrayUtils.h

Device/Data/DataUtils.cpp

Device/Histo/HistoUtils.cpp

Device/Histo/Histogram1D.cpp

Device/Histo/IntensityDataIOFactory.cpp

Device/InputOutput/DataFormatUtils.cpp

Device/InputOutput/OutputDataReadReflectometry.cpp

Device/InputOutput/OutputDataReadWriteINT.cpp