Examine source code of Frutiger Aero GitHub

{
  "manifest_version": 2,
  "name": "Frutiger Aero GitHub",
  "version": "1.2",
  "description": "Transforms GitHub into a Frutiger Aero themed experience.",
  "icons": {
    "48": "icons/frutiger-aero-48.png"
  },
  "content_scripts": [
    {
      "matches": [
        "*://github.com/*"
      ],
      "js": [
        "content.js"
      ],
      "css": [
        "style.css"
      ]
    }
  ],
  "web_accessible_resources": [
    "images/background.png"
  ],
  "browser_action": {
    "default_popup": "popup.html",
    "default_title": "Frutiger Aero GitHub"
  },
  "permissions": [
    "storage",
    "activeTab"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{7c71e970-f604-481b-9de5-89210a4a219e}"
    }
  }
}