Examine source code of Blueism

{
  "theme": {
    "images": {
      "theme_frame": "bluesim.jpg"
    },
    "colors": {
      "frame": "#c0c0c0",
      "tab_background_text": "#c0c0c0"
    }
  },
  "version": "2.0",
  "name": "Blueism",
  "manifest_version": 2,
  "description": "Clean Blue Coloured Persona\n\nThis is my first Persona for firefox\n\n<a href=\"https://outgoing.prod.mozaws.net/v1/ff45e342efdb7e1f5909d26ffa22d2907745c589b26afd37c580d413b4539e3d/http%3A//www.planetmaks.com\" rel=\"nofollow\">http://www.planetmaks.com</a>"
}