Examine source code of Dylan Dog

{
  "theme": {
    "images": {
      "theme_frame": "PERSONAS.jpg"
    },
    "colors": {
      "frame": "#fadada",
      "tab_background_text": "#bfe9eb"
    }
  },
  "version": "2.0",
  "name": "Dylan Dog",
  "manifest_version": 2,
  "description": "Dylan Dog"
}