Added functions getDevice and setDevice

decoder/src/MacaonDecode.cpp

reading_machine/src/Classifier.cpp

torch_modules/include/NeuralNetwork.hpp

torch_modules/src/ConfigDataset.cpp

torch_modules/src/CustomHingeLoss.cpp

torch_modules/src/LossFunction.cpp

torch_modules/src/ModularNetwork.cpp

torch_modules/src/NeuralNetwork.cpp

torch_modules/src/RandomNetwork.cpp

trainer/src/MacaonTrain.cpp

trainer/src/Trainer.cpp