Major cleanup of soc_simulator and gpu_profiler

.../soc_simulator/alexnet_cifar10/alexnet_promise_confs2.txt

...oc_simulator/alexnet_cifar10/alexnet_promise_results1.csv

...oc_simulator/alexnet_cifar10/alexnet_promise_results2.csv

...ojects/soc_simulator/alexnet_cifar10/alexnet_results1.csv

...ojects/soc_simulator/alexnet_cifar10/alexnet_results2.csv

.../soc_simulator/alexnet_cifar10/alexnet_results2_nodma.csv

...rojects/soc_simulator/alexnet_cifar10/alexnet_tensors.txt

.../soc_simulator/alexnet_imagenet/alexnet_imagenet_cost.txt

...oc_simulator/alexnet_imagenet/alexnet_imagenet_layers.txt

...s/soc_simulator/alexnet_imagenet/alexnet_imagenet_ops.txt

...ects/soc_simulator/alexnet_imagenet/layer_composition.txt

hpvm/projects/soc_simulator/ddr_test.cpp

hpvm/projects/soc_simulator/docs/.gitkeep

hpvm/projects/soc_simulator/docs/howToUse.md

hpvm/projects/soc_simulator/lenet/lenet_layers.txt

hpvm/projects/soc_simulator/lenet/lenet_ops.txt

...ects/soc_simulator/mobilenet_cifar10/mobilenet_layers.txt

hpvm/projects/soc_simulator/mobilenet_shallow/HA_loss1.txt

hpvm/projects/soc_simulator/mobilenet_shallow/HA_loss2.txt

...ects/soc_simulator/mobilenet_shallow/HA_results_loss1.out