Examine source code of ComBatExpertsclan alpha

{
  "theme": {
    "images": {
      "theme_frame": "heade2r.jpg"
    },
    "colors": {
      "frame": "#000000",
      "tab_background_text": "#e0c075"
    }
  },
  "version": "2.0",
  "name": "ComBatExpertsclan alpha",
  "manifest_version": 2,
  "description": "Combat Experts clan Halo, first test for a firefox persona"
}