Delete legacy JSON metadata (#1)

rename configs to config_name

add dataset_info in dataset metadata

remove dummmy data

fix task_ids

Fix POS tags (#4715)

Align/fix license metadata info (#4613)

Remove config names as yaml keys (#4367)

Update datasets task tags to align tags with models (#4067)

Update files from the datasets library (from 1.16.0)

Update files from the datasets library (from 1.12.0)

Update files from the datasets library (from 1.7.0)

Update files from the datasets library (from 1.6.1)

Update files from the datasets library (from 1.6.0)

Update files from the datasets library (from 1.3.0)

Update files from the datasets library (from 1.2.1)

Update files from the datasets library (from 1.2.0)