Examine source code of The Shadows

{
  "theme": {
    "images": {
      "theme_frame": "shadowstop.jpg"
    },
    "colors": {
      "frame": "#1a0f01",
      "tab_background_text": "#873705"
    }
  },
  "version": "2.0",
  "name": "The Shadows",
  "manifest_version": 2,
  "description": "Classic Shadows golden hits."
}