Examine source code of Programacion libre

{
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    "images": {
      "theme_frame": "FirefoxTheme-Programacionlibrearriba.png"
    },
    "colors": {
      "frame": "#242424",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Programacion libre",
  "manifest_version": 2,
  "description": "Persona de Firefox basada en el logotipo de la web <a href=\"https://outgoing.prod.mozaws.net/v1/d4a359ca4f2ddc7341092cd779207f2f5e18fde441baf0aac3dd0e98f61852e3/http%3A//programacioin-libre.com.ar\" rel=\"nofollow\">programacioin-libre.com.ar</a> (<a href=\"https://outgoing.prod.mozaws.net/v1/43c0726e4e2f87dc88af708771871dbcf85371eae8036f8c58285fe568516045/http%3A//www.programacion-libre.com.ar\" rel=\"nofollow\">http://www.programacion-libre.com.ar</a>)"
}