Examine source code of Retreads

{
  "theme": {
    "images": {
      "theme_frame": "RetreadsPersona.jpg"
    },
    "colors": {
      "frame": "#ebbb0e",
      "tab_background_text": "#ebbb0e"
    }
  },
  "version": "2.0",
  "name": "Retreads",
  "manifest_version": 2,
  "description": "Retreads Band"
}