Examine source code of Supernatural Sammy

{
  "theme": {
    "images": {
      "theme_frame": "sammy.jpg"
    },
    "colors": {
      "frame": "#fced44",
      "tab_background_text": "#f37d26"
    }
  },
  "version": "2.0",
  "name": "Supernatural Sammy",
  "manifest_version": 2,
  "description": "The many faces of Sam Winchester."
}