Examine source code of The Little Bucket

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "#ffffff",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "The Little Bucket",
  "manifest_version": 2,
  "description": "This theme was developed by the author of The Little Bucket to promote emotional intelligence and the theme of the book which is \"Happiness is an inside job!\" <a rel=\"nofollow\" href=\"https://outgoing.prod.mozaws.net/v1/f893e67b029151da1dc41d807b73118d2f893b4208da28d3fbeb979dc0578deb/http%3A//jeffreybates.net\">http://jeffreybates.net</a>"
}