Delete legacy JSON metadata

Delete legacy `dataset_infos.json`.

dataset_infos.json

@@ -1 +0,0 @@
-{"default": {"description": "Polish Summaries Corpus: the corpus of Polish news summaries.\n", "citation": "@inproceedings{\n    ogro:kop:14:lrec,\n    author = \"Ogrodniczuk, Maciej and Kope\u0107, Mateusz\",\n    pdf = \"http://nlp.ipipan.waw.pl/Bib/ogro:kop:14:lrec.pdf\",\n    title = \"The {P}olish {S}ummaries {C}orpus\",\n    pages = \"3712--3715\",\n    crossref = \"lrec:14\"\n}\n@proceedings{\n    lrec:14,\n    editor = \"Calzolari, Nicoletta and Choukri, Khalid and Declerck, Thierry and Loftsson, Hrafn and Maegaard, Bente and Mariani, Joseph and Moreno, Asuncion and Odijk, Jan and Piperidis, Stelios\",\n    isbn = \"978-2-9517408-8-4\",\n    title = \"Proceedings of the Ninth International {C}onference on {L}anguage {R}esources and {E}valuation, {LREC}~2014\",\n    url = \"http://www.lrec-conf.org/proceedings/lrec2014/index.html\",\n    booktitle = \"Proceedings of the Ninth International {C}onference on {L}anguage {R}esources and {E}valuation, {LREC}~2014\",\n    address = \"Reykjav\u00edk, Iceland\",\n    key = \"LREC\",\n    year = \"2014\",\n    organization = \"European Language Resources Association (ELRA)\"\n}\n", "homepage": "http://zil.ipipan.waw.pl/PolishSummariesCorpus", "license": "CC BY v.3", "features": {"id": {"dtype": "string", "id": null, "_type": "Value"}, "date": {"dtype": "string", "id": null, "_type": "Value"}, "title": {"dtype": "string", "id": null, "_type": "Value"}, "section": {"dtype": "string", "id": null, "_type": "Value"}, "authors": {"dtype": "string", "id": null, "_type": "Value"}, "body": {"dtype": "string", "id": null, "_type": "Value"}, "summaries": {"feature": {"ratio": {"dtype": "int32", "id": null, "_type": "Value"}, "type": {"dtype": "string", "id": null, "_type": "Value"}, "author": {"dtype": "string", "id": null, "_type": "Value"}, "body": {"dtype": "string", "id": null, "_type": "Value"}, "spans": {"feature": {"start": {"dtype": "int32", "id": null, "_type": "Value"}, "end": {"dtype": "int32", "id": null, "_type": "Value"}, "span_text": {"dtype": "string", "id": null, "_type": "Value"}}, "length": -1, "id": null, "_type": "Sequence"}}, "length": -1, "id": null, "_type": "Sequence"}}, "post_processed": null, "supervised_keys": null, "builder_name": "polsum", "config_name": "default", "version": {"version_str": "1.1.0", "description": null, "major": 1, "minor": 1, "patch": 0}, "splits": {"train": {"name": "train", "num_bytes": 34787575, "num_examples": 569, "dataset_name": "polsum"}}, "download_checksums": {"http://zil.ipipan.waw.pl/PolishSummariesCorpus?action=AttachFile&do=get&target=PSC_1.0.zip": {"num_bytes": 6082812, "checksum": "90e02f186726047cb013ab18565214910e8f07046aae7d162a3994bccf65b030"}}, "download_size": 6082812, "post_processing_size": null, "dataset_size": 34787575, "size_in_bytes": 40870387}}