Merge branch 'pytorch-lightning-models' into 'master'

combo/config/from_parameters.py

combo/data/dataset.py

combo/data/dataset_readers/conllu.py

...o/data/dataset_readers/text_classification_json_reader.py

combo/data/tokenizers/tokenizer.py

combo/main.py

combo/models/archival.py

combo/modules/model.py

...modules/text_field_embedders/basic_text_field_embedder.py

combo/nn/regularizers/regularizer.py

combo/polish_model_training.ipynb

combo/predict.py

combo/utils/checks.py

tests/config/test_configuration.py