Examine source code of RPRepository theme

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "#c7c7c7",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "RPRepository theme",
  "manifest_version": 2,
  "description": "Just the RPR page logo and color, all rights reserved to the webpage and it's owners at <a rel=\"nofollow\" href=\"https://outgoing.prod.mozaws.net/v1/e5e951660cb33e0ab7b296195b3e67df7b76af34959fccb4a9ce87d3050e4dd6/http%3A//www.rprepository.com/\">http://www.rprepository.com/</a>\n\nThis is fan made and I don't own the things, just took the time to make the stuff :3"
}