Examine source code of My Edit

{
  "theme": {
    "images": {
      "theme_frame": "scrat_persona_by_mikushka-d3hhpoz.jpg"
    },
    "colors": {
      "frame": "#030303",
      "tab_background_text": "#4bed11"
    }
  },
  "version": "2.0",
  "name": "My Edit",
  "manifest_version": 2,
  "description": "My editing,newbie"
}