Examine source code of Deathstars

{
  "theme": {
    "images": {
      "theme_frame": "header2.jpg"
    },
    "colors": {
      "frame": "#e3d7d7",
      "tab_background_text": "#9e2b2b"
    }
  },
  "version": "2.0",
  "name": "Deathstars",
  "manifest_version": 2,
  "description": "Deathstars =D"
}