Examine source code of Halo Reach Alpha

{
  "theme": {
    "images": {
      "theme_frame": "HaloReachPersonaHeader.jpg"
    },
    "colors": {
      "frame": "#808080",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Halo Reach Alpha",
  "manifest_version": 2,
  "description": "Persona based on the upcoming Halo: Reach game. Alpha version."
}