Examine source code of Kalangotrix

{
  "theme": {
    "images": {
      "theme_frame": "place2.jpg"
    },
    "colors": {
      "frame": "#ffffff",
      "tab_background_text": "#5eff6e"
    }
  },
  "version": "2.0",
  "name": "Kalangotrix",
  "manifest_version": 2,
  "description": "The Kalangotrix :)"
}