Examine source code of StupidFox Persona

{
  "theme": {
    "images": {
      "theme_frame": "header.jpg"
    },
    "colors": {
      "frame": "#cccccc",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "StupidFox Persona",
  "manifest_version": 2,
  "description": "StupidFox Persona for FireFox.\nDesigned by Zeek Genateer (Mark McGuire). Art by Emily Chan <a href=\"https://outgoing.prod.mozaws.net/v1/5c51d1315c7929ec04bf63b5c23b4e0d90d2c1086ce41d1f5ac3352c33edb967/http%3A//www.eychan.org\" rel=\"nofollow\">www.eychan.org</a> .  Join the StupidFox facebook group!"
}