Examine source code of Urban Terror 2

{
  "theme": {
    "images": {
      "theme_frame": "UrTPersonaHdr2.jpg"
    },
    "colors": {
      "frame": "#748db0",
      "tab_background_text": "#c7cfdb"
    }
  },
  "version": "2.0",
  "name": "Urban Terror 2",
  "manifest_version": 2,
  "description": "Urban Terror FPS Game Persona 2"
}