Examine source code of Grandfather Fox

{
  "manifest_version": 2,
  "name": "__MSG_extensionName__",
  "version": "2.1",
  "description": "__MSG_extensionDescription__",
  "default_locale": "en",
  "icons": {
    "32": "icons/icon-32.png",
    "48": "icons/icon-48.png",
    "64": "icons/icon-64.png",
    "96": "icons/icon-96.png",
    "128": "icons/icon-128.png"
  },
  "background": {
    "scripts": [
      "lib/idb-file-storage.js",
      "background.js"
    ]
  },
  "options_ui": {
    "page": "options/options.html",
    "browser_style": false
  },
  "browser_action": {
    "default_icon": "icons/icon-animated.gif",
    "default_title": "__MSG_extensionName__"
  },
  "permissions": [
    "alarms",
    "storage",
    "unlimitedStorage"
  ]
}