Examine source code of Intoner

{
  "theme": {
    "images": {
      "theme_frame": "Intoner.png"
    },
    "colors": {
      "frame": "#ffffff",
      "tab_background_text": "#e3e3e3"
    }
  },
  "version": "2.0",
  "name": "Intoner",
  "manifest_version": 2,
  "description": "This is a custom Persona for the electronic music artist Intoner.\n\nCheck out Intoner here: <a href=\"https://outgoing.prod.mozaws.net/v1/d39a2dec956c30d0d2c1f734f1bd716df578ad8e583597f682b8a01570665928/http%3A//intoner.org\" rel=\"nofollow\">http://intoner.org</a>!"
}