Examine source code of Datagator

{
  "author": "Datagator",
  "name": "__MSG_extensionName__",
  "description": "__MSG_extensionDescription__",
  "version": "0.4.2",
  "manifest_version": 2,
  "permissions": [],
  "icons": {
    "16": "icons/16.png",
    "19": "icons/19.png",
    "32": "icons/32.png",
    "38": "icons/38.png",
    "48": "icons/48.png",
    "64": "icons/64.png",
    "96": "icons/96.png",
    "128": "icons/128.png",
    "256": "icons/256.png",
    "512": "icons/512.png"
  },
  "default_locale": "en",
  "browser_action": {
    "default_icon": {
      "16": "icons/16.png",
      "19": "icons/19.png",
      "32": "icons/32.png",
      "38": "icons/38.png"
    },
    "default_title": "Datagator",
    "browser_style": false,
    "default_area": "navbar"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "datagator@joindatagator.com"
    }
  },
  "background": {
    "page": "background.html"
  }
}