Examine source code of Alien Plains

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "#5e5c5c",
      "tab_background_text": "#cccccc"
    }
  },
  "version": "2.0",
  "name": "Alien Plains",
  "manifest_version": 2,
  "description": "I just did an auto level in color on a theme that was too dark, and wooah, this shit happened.\nIt blew me away.  Hope u enjoy it."
}