New python fitting API exposed

App/inc/TestFittingModule2.h

App/src/TestFittingModule2.cpp

Core/PythonAPI/inc/PythonCoreExposer.h

Core/PythonAPI/inc/__call_policies.pypp.hpp

Core/PythonAPI/src/AxisBin.pypp.cpp

Core/PythonAPI/src/AxisDouble.pypp.cpp

Core/PythonAPI/src/Beam.pypp.cpp

Core/PythonAPI/src/Crystal.pypp.cpp

Core/PythonAPI/src/Detector.pypp.cpp

Core/PythonAPI/src/FTDistribution2DCauchy.pypp.cpp

Core/PythonAPI/src/FormFactorAnisoPyramid.pypp.cpp

Core/PythonAPI/src/FormFactorBox.pypp.cpp

Core/PythonAPI/src/FormFactorCone.pypp.cpp

Core/PythonAPI/src/FormFactorCone6.pypp.cpp

Core/PythonAPI/src/FormFactorCrystal.pypp.cpp

Core/PythonAPI/src/FormFactorCuboctahedron.pypp.cpp

Core/PythonAPI/src/FormFactorCylinder.pypp.cpp

Core/PythonAPI/src/FormFactorDecoratorDebyeWaller.pypp.cpp

Core/PythonAPI/src/FormFactorEllipsoidalCylinder.pypp.cpp

Core/PythonAPI/src/FormFactorFullSphere.pypp.cpp