Examine source code of I Love Zombies

{
  "theme": {
    "images": {
      "theme_frame": "ilovezombies_banner2.jpg"
    },
    "colors": {
      "frame": "#000000",
      "tab_background_text": "#94c73b"
    }
  },
  "version": "2.0",
  "name": "I Love Zombies",
  "manifest_version": 2,
  "description": "Who doesn't love zombies? \n\nCheck out my illustrations at <a href=\"https://outgoing.prod.mozaws.net/v1/56972b9637a373e45b7fe090469f8f949ee7daa0fcd2abd1a8bad77449284cb9/http%3A//www.johnschwegel.com\" rel=\"nofollow\">http://www.johnschwegel.com</a>"
}