Examine source code of Urban Terror 3

{
  "theme": {
    "images": {
      "theme_frame": "UrTPersonaHdr2.jpg"
    },
    "colors": {
      "frame": "#f7f7f7",
      "tab_background_text": "#a6b6e3"
    }
  },
  "version": "2.0",
  "name": "Urban Terror 3",
  "manifest_version": 2,
  "description": "Urban Terror Persona 3"
}