Examine source code of raZor Rus 1

{
  "theme": {
    "images": {
      "theme_frame": "razorrusmozillaheader.jpg"
    },
    "colors": {
      "frame": "#750000",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "raZor Rus 1",
  "manifest_version": 2,
  "description": "A Persona for fans of raZor Rus! Update your browser with a raZor Rus persona!"
}