Examine source code of HackForums.net

{
  "theme": {
    "images": {
      "theme_frame": "HFTopcopy.png"
    },
    "colors": {
      "frame": "#c7c7c7",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "HackForums.net",
  "manifest_version": 2,
  "description": "This Persona is made for <a href=\"https://outgoing.prod.mozaws.net/v1/494be67ec89ea2561dc46e22e9a6e3118971807f2003cc78a7abd1051153042e/http%3A//Hackforums.net\" rel=\"nofollow\">Hackforums.net</a>, so support <a href=\"https://outgoing.prod.mozaws.net/v1/494be67ec89ea2561dc46e22e9a6e3118971807f2003cc78a7abd1051153042e/http%3A//Hackforums.net\" rel=\"nofollow\">Hackforums.net</a> and wear this Persona!"
}