Examine source code of zuendapp.net 517-20

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    "images": {
      "theme_frame": "517-20_oben.jpg"
    },
    "colors": {
      "frame": "#fafaf7",
      "tab_background_text": "#0cf5f1"
    }
  },
  "version": "2.0",
  "name": "zuendapp.net 517-20",
  "manifest_version": 2,
  "description": "KS 50 Super Sport 517-20"
}