Examine source code of Dexter Reloaded

{
  "theme": {
    "images": {
      "theme_frame": "dex.jpg"
    },
    "colors": {
      "frame": "#000000",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "Dexter Reloaded",
  "manifest_version": 2,
  "description": "Reloaded version I've edited <a href=\"https://outgoing.prod.mozaws.net/v1/e046409cfe2778ba8be73bd2212778ef150075232b0e932d13b2c72f7fa66845/http%3A//www.getpersonas.com/cs/persona/88609\" rel=\"nofollow\">http://www.getpersonas.com/cs/persona/88609</a> without (for me) annoying border in footer image."
}