Examine source code of Another Cute Kitten

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "#f5e7e7",
      "tab_background_text": "#0f0e0e"
    }
  },
  "version": "2.0",
  "name": "Another Cute Kitten",
  "manifest_version": 2,
  "description": "My test for literary power is whether a person can name a kitten.~Samuel Butler\n\nTAGS:\n     cats, kittens, animals,, mammals"
}