Examine source code of Happy Food

{
  "theme": {
    "images": {
      "theme_frame": "happyfoodheader.jpg"
    },
    "colors": {
      "frame": "#a481c4",
      "tab_background_text": "#550abf"
    }
  },
  "version": "2.0",
  "name": "Happy Food",
  "manifest_version": 2,
  "description": "Some happy ice cream, lollipops and candy! :D\n\nImage from: <a href=\"https://outgoing.prod.mozaws.net/v1/d84b70dd8033c14fc63e1433bc4288684dcb7edc69c8b2ac6828eed4dfce5544/http%3A//www.graphicshunt.com/images/wallpaper-7583.htm\" rel=\"nofollow\">http://www.graphicshunt.com/images/wallpaper-7583.htm</a>"
}