Examine source code of LTROI - Hanging Out

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "#c0cfe2",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "LTROI - Hanging Out",
  "manifest_version": 2,
  "description": "Let the Right One In (Låt den rätte komma in) inspired theme. \n\nOskar and the empty winter scenery."
}