Examine source code of TrafikLite

{
  "manifest_version": 2,
  "name": "TrafikLite Extension",
  "description": "Get instantly any website reputation and traffic data",
  "version": "1.5resigned1",
  "homepage_url": "https://www.trafiklite.com",
  "author": "TrafikLite Admin",
  "icons": {
    "48": "icons/TLicon_72.png",
    "72": "icons/TLicon_72.png"
  },
  "browser_action": {
    "default_icon": {
      "19": "icons/TLicon_72.png",
      "38": "icons/TLicon_72.png"
    },
    "default_popup": "popup/trafiklite.html"
  },
  "permissions": [
    "tabs",
    "https://www.trafiklite.com/"
  ],
  "background": {
    "scripts": [
      "background-script.js",
      "jquery.js",
      "numeral.min.js"
    ],
    "persistent": false
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content-script.js"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{c3e606c4-3a2d-451e-a1e8-a07febb3c78b}"
    }
  }
}