Examine source code of whatever_101

{
  "theme": {
    "images": {
      "theme_frame": "kopfteil.JPG"
    },
    "colors": {
      "frame": "#edde79",
      "tab_background_text": "#8c710f"
    }
  },
  "version": "2.0",
  "name": "whatever_101",
  "manifest_version": 2
}