Examine source code of Cumulus Old Timer

{
  "theme": {
    "images": {
      "theme_frame": "Cumulus_Banner3.jpg"
    },
    "colors": {
      "frame": "#bdbbbb",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Cumulus Old Timer",
  "manifest_version": 2,
  "description": "This is the 1938 Shereshaw Cumulus Old Timer converted to RC. See it at <a href=\"https://outgoing.prod.mozaws.net/v1/be54dcd478b577ed80af57cc63f3e4222aae4ec0930d1fc31030e45d1aa218e6/http%3A//frannybrodigan.com\" rel=\"nofollow\">frannybrodigan.com</a>"
}