Finialize all global variables after each google test

src/classification/prop_sorted_d_mat.cpp

src/classification/prop_sorted_d_mat.hpp

src/descriptor_identifier/solver/SISSOClassifier.cpp

...re_creation/node/value_storage/nodes_value_containers.cpp

...re_creation/node/value_storage/nodes_value_containers.hpp

src/loss_function/LossFunctionConvexHull.cpp

src/main.cpp

src/mpi_interface/MPI_Ops.cpp

src/python/py_binding_cpp_def/bindings_docstring_keyed.cpp

src/utils/compare_features.cpp

src/utils/compare_features.hpp

tests/googletest/classification/test_convex_hull_1d.cc

tests/googletest/classification/test_lp_wrapper.cc

tests/googletest/classification/test_prop_sorted_d_mat.cc

tests/googletest/classification/test_svm_wrapper.cc

...descriptor_identification/solver/test_sisso_classifier.cc

...criptor_identification/solver/test_sisso_log_regressor.cc

.../descriptor_identification/solver/test_sisso_regressor.cc

...feature_creation/feature_generation/test_abs_diff_node.cc

...test/feature_creation/feature_generation/test_abs_node.cc