Examine source code of Cydog Toolkit

{
  "manifest_version": 2,
  "name": "Cydog Toolkit",
  "author": "Matthew Benchimol",
  "description": "This extension is a toolkit for users that do not use Cydog Browser-related features to encourage good browsing habits.",
  "version": "1.0.4",
  "permissions": [
    "webRequest",
    "webRequestBlocking",
    "<all_urls>",
    "storage"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_action": {
    "default_popup": "popup.html",
    "default_icon": "logo.png",
    "default_title": "Cydog is here to help."
  },
  "content_scripts": [
    {
      "js": [
        "content_script.js"
      ],
      "matches": [
        "<all_urls>"
      ],
      "run_at": "document_start"
    }
  ],
  "icons": {
    "16": "logo-icon-16.png",
    "48": "logo-icon-48.png",
    "128": "logo-icon-128.png"
  }
}