Examine source code of Linux Theme

{
  "theme": {
    "images": {
      "theme_frame": "Headerimage.JPG"
    },
    "colors": {
      "frame": "#0033ff",
      "tab_background_text": "#00eeff"
    }
  },
  "version": "2.0",
  "name": "Linux Theme",
  "manifest_version": 2,
  "description": "I created this for all you Linux fans and users!\n:)"
}