Add lang hyphen, if not exists for HTML tags

Arch Linux Firefox doesn't set lang="ja" as Japanese

Estas são as versões deste script em que houve atualização do código. Mostar todas versões.

  • v. 0.1.4 03/05/2022

    WaniKani website is broken by this website for some reasons.

  • v. 0.1.3 18/04/2022

    Match all websites

  • v. 0.1.2 18/04/2022

    More websites

  • v. 0.1.1 18/04/2022

    Add Korean (ko-KR) and Vietnamese support.

  • v. 0.1.0 18/04/2022