Update metadata dataset_info

Fix source data URL (#4)

Convert dataset sizes from base 2 to base 10 in the dataset card (#1)

add dataset_info in dataset metadata

remove dummmy data

Align more metadata with other repo types (models,spaces) (#4607)

Eval metadata batch 3: Reddit, Rotten Tomatoes, SemEval 2010, Sentiment 140, SMS Spam, Snips, SQuAD, SQuAD v2, Timit ASR (#4337)

Remove a copy-paste sentence in dataset cards (#4281)

Update files from the datasets library (from 1.18.0)

Update files from the datasets library (from 1.16.0)

Update files from the datasets library (from 1.8.0)

Update files from the datasets library (from 1.7.0)

Update files from the datasets library (from 1.6.0)

Update files from the datasets library (from 1.4.0)

Update files from the datasets library (from 1.3.0)

Update files from the datasets library (from 1.0.0)