Add several new textlint rules

[io-monad]

This PR contains several changes.

This will close #36.

Update dependencies

• eslint-config-airbnb: 7.0.0 -> 8.0.0
  • Fixed lint errors made by major version up
• textlint: 6.3.0 -> 6.6.0
  • No related changes
• textlint-rule-no-mix-dearu-desumasu: 1.4.0 -> 2.2.1
  • New options added (translated)
  • Modified options for json-editor and Selectize to support the new options

    New textlint rules

• textlint-rule-max-comma
• textlint-rule-max-kanji-continuous-len
• textlint-rule-no-exclamation-question-mark
• textlint-rule-no-hankaku-kana
• textlint-rule-no-nfd
• textlint-rule-one-white-space-between-zenkaku-and-hankaku-eiji
• textlint-rule-write-good