Examine source code of Smooth layout changes

{
  "manifest_version": 2,
  "permissions": [
    "<all_urls>"
  ],
  "author": "Antipurity",
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "all_frames": true,
      "js": [
        "smooth.js"
      ],
      "css": [
        "transition.css"
      ]
    }
  ],
  "description": "Smoothes HTML layout transitions.",
  "homepage_url": "https://github.com/Antipurity/smooth-html/tree/master",
  "icons": {
    "32": "icon32.png",
    "48": "icon48.png",
    "96": "icon96.png"
  },
  "name": "Smooth layout changes",
  "short_name": "Smooth",
  "version": "0.0.2resigned1",
  "browser_specific_settings": {
    "gecko": {
      "id": "{336351eb-b185-48a3-99c6-a31196f57cf8}"
    }
  }
}