Examine source code of Rapuzel

{
  "theme": {
    "images": {
      "theme_frame": "skinsRapunzel.jpg"
    },
    "colors": {
      "frame": "#4a380d",
      "tab_background_text": "#4a380d"
    }
  },
  "version": "2.0",
  "name": "Rapuzel",
  "manifest_version": 2,
  "description": " It made me think of Rapunzel's long gold hair."
}