Examine source code of Canigou

{
  "theme": {
    "images": {
      "theme_frame": "Canigouheader.jpg"
    },
    "colors": {
      "frame": "#2e0d0d",
      "tab_background_text": "#300505"
    }
  },
  "version": "2.0",
  "name": "Canigou",
  "manifest_version": 2,
  "description": "Le Canigou vu du Roussillon"
}