Examine source code of Aurora Australis

{
  "theme": {
    "images": {
      "theme_frame": "aurorapersona.jpg"
    },
    "colors": {
      "frame": "rgba(229,230,232,1)",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Aurora Australis",
  "manifest_version": 2,
  "description": "You can get similar desktop backgrounds here <a rel=\"nofollow\" href=\"https://outgoing.prod.mozaws.net/v1/8c64af12657a8e019a61d4c14e29045d57015dedbba561fbc275a6785c847c8c/http%3A//www.hqwalls.com/2009/11/aurora-borealis-abstract-widescreen-backgrounds.html\">http://www.hqwalls.com/2009/11/aurora-borealis-abstract-widescreen-backgrounds.html</a>\n\nI want to say thanks to everybody that is using this theme (above 20k daily users) and thank you for the wonderful reviews."
}