Examine source code of Pencil Scribbles

{
  "theme": {
    "images": {
      "theme_frame": "rejecthalf-1.jpg"
    },
    "colors": {
      "frame": "#ed8086",
      "tab_background_text": "#5e0b21"
    }
  },
  "version": "2.0",
  "name": "Pencil Scribbles",
  "manifest_version": 2,
  "description": "Scribbles, Scribble, Black, White, Pencil, Pen, Graffiti, Mess"
}