Examine source code of Fly Away

{
  "theme": {
    "images": {
      "theme_frame": "FlyAwayH.jpg"
    },
    "colors": {
      "frame": "#ffffff",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Fly  Away",
  "manifest_version": 2,
  "description": "yellow butterflies, butterfly, peach flowers, vine, green, shine, spring, summer, My wallpaper to match can be found at: <a href=\"https://outgoing.prod.mozaws.net/v1/f1aad406e5ed8753fbcad38b44921f37eab4a60acbcf7511e73e8f176c7dc7fa/http%3A//nature.desktopnexus.com/wallpaper/685444/\" rel=\"nofollow\">http://nature.desktopnexus.com/wallpaper/685444/</a>"
}