Merge branch 'master' of https://github.com/NervanaSystems/distiller

distiller/apputils/data_loaders.py

distiller/data_loggers/collector.py

distiller/quantization/range_linear.py

distiller/summary_graph.py

examples/classifier_compression/compress_classifier.py

examples/classifier_compression/parser.py

jupyter/activation_histograms.ipynb

jupyter/distiller_jupyter_helpers.ipynb

jupyter/logging.conf

tests/test_post_train_quant.py

tests/test_summarygraph.py