Examine source code of uTorrent Connector

{
  "name": "__MSG_extension_name__",
  "description": "__MSG_extension_description__",
  "version": "0.0.5resigned1",
  "author": "Matt Hensman <m@matt.tf>",
  "icons": {
    "48": "icon_48.png",
    "96": "icon_96.png"
  },
  "default_locale": "en",
  "manifest_version": 2,
  "applications": {
    "gecko": {
      "id": "torrent@matt.tf",
      "strict_min_version": "63.0"
    }
  },
  "background": {
    "scripts": [
      "lib/utorrent_api.js",
      "lib/init.bundle.js",
      "main.js"
    ],
    "persistent": false
  },
  "browser_action": {
    "default_popup": "popup/popup.html",
    "default_icon": "icon_48.png",
    "browser_style": true
  },
  "options_ui": {
    "page": "options/options.html",
    "browser_style": true
  },
  "permissions": [
    "menus",
    "storage",
    "notifications",
    "<all_urls>"
  ]
}