Examine source code of Koala Bear

{
  "theme": {
    "images": {
      "theme_frame": "koala1up.jpg"
    },
    "colors": {
      "frame": "#cfc7c7",
      "tab_background_text": "#030303"
    }
  },
  "version": "2.0",
  "name": "Koala Bear",
  "manifest_version": 2,
  "description": "koala bear eucalyptus Australia animal animals wild green nature"
}