Examine source code of Wayback++

{
  "manifest_version": 2,
  "name": "Wayback++",
  "version": "0.0.6resigned1",
  "description": "Provide Client Side Rewriting For The Internet Archive's Wayback Machine",
  "homepage_url": "http://cs.odu.edu/~jberlin",
  "icons": {
    "16": "icons/16.png",
    "48": "icons/48.png",
    "128": "icons/128.png"
  },
  "background": {
    "page": "backGround.html"
  },
  "page_action": {
    "default_icon": "icons/16.png",
    "default_title": "Wayback++",
    "default_popup": "popup.html"
  },
  "content_scripts": [
    {
      "matches": [
        "*://*.web.archive.org/*"
      ],
      "js": [
        "injected.js"
      ],
      "match_about_blank": true,
      "all_frames": true,
      "run_at": "document_start"
    }
  ],
  "permissions": [
    "tabs",
    "activeTab",
    "storage",
    "unlimitedStorage",
    "http://*/*",
    "https://*/",
    "*://*/*",
    "contextMenus"
  ],
  "short_name": "Wayback++",
  "content_security_policy": "script-src 'self'; object-src 'self'",
  "browser_specific_settings": {
    "gecko": {
      "id": "{535358f3-f4f0-4d4c-8187-8f901687d48b}"
    }
  }
}