Register Beam and Detector params for use by Experiment object

Core/Algorithms/inc/Beam.h

Core/Algorithms/inc/Detector.h

Core/Algorithms/inc/ISampleBuilder.h

Core/Algorithms/src/Beam.cpp

Core/Algorithms/src/Detector.cpp

Core/Algorithms/src/Experiment.cpp

Core/PythonAPI/src/PythonInterface_classes_1.cpp

Core/PythonAPI/src/PythonInterface_classes_2.cpp

Core/PythonAPI/src/PythonInterface_classes_3.cpp

Core/PythonAPI/src/PythonInterface_free_functions.cpp

Core/PythonAPI/src/PythonInterface_global_variables.cpp

Macros/BoostPythonGenerator/codegenerator.py