<commit_before># DOMTokenList polyfill

A super strict polyfill for [DOMTokenList](http://dom.spec.whatwg.org/#interface-domtokenlist).

## Todo
* Tests
* Support for classList
* Support for relList
* Implement everything in the spec.
<commit_msg>Remove tests from todo<commit_after># DOMTokenList polyfill

A super strict polyfill for [DOMTokenList](http://dom.spec.whatwg.org/#interface-domtokenlist).

## Todo
* Support for classList
* Support for relList
* Implement everything in the spec.

{'fraction_non_alphanumeric': 0.09898989898989899, 'fraction_numerical': 0.0, 'mean_word_length': 5.358974358974359, 'pattern_counts': {'":': 0, '<': 3, '<?xml version=': 0, '>': 3, 'https://': 0, 'lorem ipsum': 0, 'www.': 0, 'xml': 0}, 'pii_count': 0, 'substrings_counts': 0, 'word_list_counts': {'cursed_substrings.json': 0, 'profanity_word_list.json': 0, 'sexual_word_list.json': 0, 'zh_pornsignals.json': 0}}
{'dir': 'git-commits-cleaned', 'id': '1389726', 'n_tokens_mistral': 149, 'n_tokens_neox': 148, 'n_words': 46}