Examine source code of Duckkite

{
  "theme": {
    "images": {
      "theme_frame": "DuckkiteEarth2improve.png"
    },
    "colors": {
      "frame": "#9c2121",
      "tab_background_text": "#cc8522"
    }
  },
  "version": "2.0",
  "name": "Duckkite",
  "manifest_version": 2,
  "description": "A Firefox persona done by Kingsmash of <a href=\"https://outgoing.prod.mozaws.net/v1/e7ca51de9d6e2057792b40637e9e089b888017bd3cdf47003522e73a99f84fcf/http%3A//ShiftLimits.com\" rel=\"nofollow\">ShiftLimits.com</a>\n\nPlz vistis <a href=\"https://outgoing.prod.mozaws.net/v1/f19a6a35e497d3d9c3ce32e6509932aaa8555a5d6a0ea6f912886f6e306dfc25/http%3A//www.ShiftLimits.com\" rel=\"nofollow\">www.ShiftLimits.com</a>"
}