Examine source code of MDN Web API Referee

{
  "// Keep keys in alphabetical order and before preferences.": "This provides for quicker lookup of addon information.",
  "applications": {
    "gecko": {
      "id": "webidl2mdn-jetpack@addons.mozilla.org"
    }
  },
  "background": {
    "scripts": [
      "./webidl2/lib/webidl2.js",
      "./webidl2AST.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "include_globs": [
        "*.webidl",
        "https://gist.github.com/*"
      ],
      "js": [
        "index.js"
      ]
    }
  ],
  "default_locale": "en",
  "description": "__MSG_addon_description__",
  "developer": {
    "name": "adrian.aichner@gmail.com",
    "url": "https://github.com/anaran/webidl2mdn/blob/master/webidl2mdn-jetpack"
  },
  "icons": {
    "48": "data/posts-48.png"
  },
  "manifest_version": 2,
  "name": "__MSG_addon_title__",
  "permissions": [
    "https://developer.mozilla.org/*",
    "tabs"
  ],
  "version": "1.0.3resigned1",
  "web_accessible_resources": [
    "data/posts-48.png"
  ]
}