Examine source code of Wuffle

{
  "theme": {
    "images": {
      "theme_frame": "WufflePersonaHeader2.jpg"
    },
    "colors": {
      "frame": "#cccaca",
      "tab_background_text": "#faf5f5"
    }
  },
  "version": "2.0",
  "name": "Wuffle",
  "manifest_version": 2,
  "description": "Created by Piti Yindee for use by all.\nWatch Wuffle at <a href=\"https://outgoing.prod.mozaws.net/v1/b3d18268dc7824237b4588a8081df44911f3101bea45667032fedd8d5c6882f3/http%3A//wufflecomic.tumblr.com\" rel=\"nofollow\">wufflecomic.tumblr.com</a>!"
}