Examine source code of whimsy world 2

{
  "theme": {
    "images": {
      "theme_frame": "firefoxpersona.jpg"
    },
    "colors": {
      "frame": "#a30c99",
      "tab_background_text": "#0e4199"
    }
  },
  "version": "2.0",
  "name": "whimsy world 2",
  "manifest_version": 2,
  "description": "Whimsy world has colorful creatures and a kid like quality about it created by up and coming Saint Louis Artist Angela Perry"
}