PythonAPI is restored

Core/Core.pro

Core/Geometry/inc/BasicVector3D.h

Core/PythonAPI/inc/PythonPlusplusHelper.h

Core/PythonAPI/src/FormFactorCylinder.pypp.cpp

Core/PythonAPI/src/IDecoration.pypp.cpp

Core/PythonAPI/src/IInterferenceFunction.pypp.cpp

.../PythonAPI/src/InterferenceFunction1DParaCrystal.pypp.cpp

Core/PythonAPI/src/InterferenceFunctionNone.pypp.cpp

Core/PythonAPI/src/LayerDecorator.pypp.cpp

Core/PythonAPI/src/ParameterPool.pypp.cpp

Core/PythonAPI/src/ParticleDecoration.pypp.cpp

Core/PythonAPI/src/cvector_t.pypp.cpp

Core/PythonAPI/src/kvector_t.pypp.cpp

Core/Samples/inc/ParticleDecoration.h

Examples/Performance/perf_history.txt

Macros/BoostPythonGenerator/runpyplusplus.py

Tests/FunctionalTests/TestCore/test_all.py

shared.pri