Examine source code of Interslavic Spellcheck Dictionary for Firefox

{
  "manifest_version": 2,
  "dictionaries": {
    "interslv-Std": "dictionaries/Medzuslovjansky_KomboLatinicaKirilica.dic"
  },
  "version": "0.1webext",
  "browser_specific_settings": {
    "gecko": {
      "id": "interslavicstd@dictionaries.addons.mozilla.org"
    }
  },
  "name": "Interslavic Spellcheck Dictionary"
}