Examine source code of Red Carbonized

{
  "theme": {
    "images": {
      "theme_frame": "Header.jpg"
    },
    "colors": {
      "frame": "#ffffff",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Red Carbonized",
  "manifest_version": 2,
  "description": "<a href=\"https://outgoing.prod.mozaws.net/v1/058e9d419b328367e52ebca10fa67c17f845501ded68c54fa582dd162e66463d/http%3A//www.free-motion.co.uk\" rel=\"nofollow\">http://www.free-motion.co.uk</a>\nRed carbonized feel for firefox"
}