Update Model to remove copy/paste lines

src/descriptor_identifier/Model/Model.cpp

src/descriptor_identifier/Model/Model.hpp

src/descriptor_identifier/Model/ModelClassifier.cpp

src/descriptor_identifier/Model/ModelClassifier.hpp

src/descriptor_identifier/Model/ModelLogRegressor.cpp

src/descriptor_identifier/Model/ModelLogRegressor.hpp

src/descriptor_identifier/Model/ModelRegressor.cpp

src/descriptor_identifier/Model/ModelRegressor.hpp

src/python/bindings_docstring_keyed.cpp

src/python/bindings_docstring_keyed.hpp

src/python/descriptor_identifier/ModelClassifier.cpp