Examine source code of Tome

{
  "manifest_version": 2,
  "name": "Tome",
  "version": "0.5resigned1",
  "default_locale": "en",
  "description": "Search through things",
  "icons": {
    "48": "icons/history-search.png"
  },
  "permissions": [
    "bookmarks",
    "history",
    "<all_urls>",
    "webRequest",
    "http://*/",
    "https://*/"
  ],
  "browser_action": {
    "default_icon": {
      "32": "icons/history-search.png"
    },
    "default_title": "BookmarkSearch",
    "default_popup": "index.html"
  },
  "background": {
    "scripts": [
      "commons.js",
      "background.js"
    ]
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{5595878a-9a9a-45ce-b829-eee50276ed38}"
    }
  }
}