Examine source code of TAXREF

{
  "manifest_version": 2,
  "name": "__MSG_extensionName__",
  "description": "__MSG_extensionDescription__",
  "version": "1.1",
  "default_locale": "en",
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "permissions": [
    "contextMenus",
    "activeTab",
    "tabs",
    "notifications"
  ],
  "icons": {
    "16": "icons/Icon-16.png",
    "24": "icons/Icon-24.png",
    "32": "icons/Icon-32.png",
    "40": "icons/Icon-40.png",
    "60": "icons/Icon-60.png"
  }
}