Examine source code of Roche Limit

{
  "theme": {
    "images": {
      "theme_frame": "hdroche.jpg"
    },
    "colors": {
      "frame": "#269d92",
      "tab_background_text": "#269d92"
    }
  },
  "version": "2.0",
  "name": "Roche Limit",
  "manifest_version": 2,
  "description": "Firefox Persona version of my “Roche Limit” wallpaper. \n\n3D artwork by Ryan Bliss. Persona Designed by Mark Hamilton for Digital Blasphemy. \n\nWallpaper available at <a href=\"https://outgoing.prod.mozaws.net/v1/936051b448e9e8dd5d846ecb14e0f1029445f55da22cbb4a2d3bdcb15ed7f639/http%3A//www.digitalblasphemy.com/preview.shtml%3Fi=roche2k4\" rel=\"nofollow\">http://www.digitalblasphemy.com/preview.shtml?i=roche2k4</a>"
}