Examine source code of Bookmark Organizer

{
  "manifest_version": 2,
  "name": "Bookmark Organizer",
  "version": "1.0",
  "description": "A powerful bookmark manager that auto-categorizes, suggests deletions, searches with tags, and displays bookmarks with thumbnails.",
  "permissions": [
    "bookmarks",
    "storage",
    "tabs",
    "activeTab",
    "notifications",
    "http://*/*",
    "https://*/*"
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": false
  },
  "browser_action": {
    "default_popup": "popup.html"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{2013d16f-4a60-45e2-ac0b-cb4ae5bac6e0}"
    }
  }
}