big progress in decoupling

Core/Data/CumulativeValue.cpp

Core/Data/CumulativeValue.h

Core/Data/OutputData.cpp

Core/Detector/ConvolutionDetectorResolution.cpp

Core/Detector/ConvolutionDetectorResolution.h

Core/Export/SimulationToPython.cpp

Core/Fitting/SimDataPair.cpp

Core/Histo/IHistogram.h

Core/Simulation/DepthProbeSimulation.cpp

Core/Simulation/OffSpecSimulation.cpp

Core/Simulation/UnitConverterUtils.cpp

Core/TrueDetector/DetectorFunctions.cpp

Core/TrueDetector/DetectorMask.cpp

Core/TrueDetector/IDetector.cpp

Core/TrueDetector/IDetector.h

Core/TrueDetector/IDetector2D.cpp

Core/TrueDetector/IntensityDataFunctions.cpp

Core/TrueDetector/IntensityDataFunctions.h

Core/TrueDetector/RectangularDetector.cpp

Core/TrueDetector/RectangularPixel.cpp