Examine source code of Something About Earth

{
  "theme": {
    "images": {
      "theme_frame": "SweetHome.jpg"
    },
    "colors": {
      "frame": "#070707",
      "tab_background_text": "#f9f9f9"
    }
  },
  "version": "2.0",
  "name": "Something About Earth",
  "manifest_version": 2,
  "description": "There is no home, but Earth..."
}