Examine source code of Cluttered RanciD

{
  "theme": {
    "images": {
      "theme_frame": "header.jpg"
    },
    "colors": {
      "frame": "#000000",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "Cluttered RanciD",
  "manifest_version": 2,
  "description": "<a href=\"https://outgoing.prod.mozaws.net/v1/003ea44b934dd594cb46db329eea316683c7a816270eb259a068369494c9932b/http%3A//Justrancid.co.uk\" rel=\"nofollow\">Justrancid.co.uk</a> check it out!!"
}