Merge pull request #10 from ConvLab/unified_dataset

convlab2/__init__.py

convlab2/util/unified_datasets_util.py

data/unified_datasets/README.md

data/unified_datasets/README_TEMPLATE.md

data/unified_datasets/check.py

data/unified_datasets/multiwoz21/README.md

data/unified_datasets/multiwoz21/data.zip

data/unified_datasets/multiwoz21/database.py

data/unified_datasets/multiwoz21/dummy_data.json

data/unified_datasets/multiwoz21/ontology.json

data/unified_datasets/multiwoz21/original_data.zip

data/unified_datasets/multiwoz21/preprocess.py

data/unified_datasets/schema/README.md

data/unified_datasets/schema/data.zip

data/unified_datasets/schema/ontology.json

data/unified_datasets/schema/preprocess.py

data/unified_datasets/sgd/README.md

data/unified_datasets/sgd/data.zip

data/unified_datasets/sgd/dummy_data.json

data/unified_datasets/sgd/preprocess.py