Examine source code of Hivelighter

{
  "name": "Hivelighter",
  "description": "Hivelighter extension allows you to post to the hive from your browser",
  "manifest_version": 2,
  "version": "2.13.0",
  "icons": {
    "16": "images/logo16.png",
    "48": "images/logo48.png",
    "128": "images/logo128.png"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_action": {
    "default_title": "Hivelighter"
  },
  "content_scripts": [
    {
      "all_frames": true,
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "contentscript.js"
      ],
      "css": [
        "style.css"
      ]
    }
  ],
  "permissions": [
    "http://*/*",
    "https://*/*",
    "cookies",
    "activeTab",
    "scripting",
    "storage",
    "contextMenus",
    "tabs"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "jdorsey@hivelighter.com"
    }
  }
}