rename almost everything in class PolFilter

Core/Export/SimulationToPython.cpp

Core/Simulation/ISimulation.cpp

Device/Detector/IDetector.cpp

Device/Detector/IDetector.h

Device/ProDetector/DetectionProperties.cpp

Device/ProDetector/DetectionProperties.h

GUI/Models/TransformFromDomain.cpp

Tests/Unit/Core/RectangularDetectorTest.cpp

Tests/Unit/Core/SpecularSimulationTest.cpp

Tests/Unit/Device/SpecularDetector1DTest.cpp

Tests/Unit/Device/SphericalDetectorTest.cpp

auto/Wrap/libBornAgainDevice_wrap.cpp