changed stylesheet links

<link rel="stylesheet" href="{{ site.url }}public/css/poole.css">
  <link rel="stylesheet" href="{{ site.url }}public/css/syntax.css">
  <link rel="stylesheet" href="{{ site.url }}public/css/lanyon.css">
  <link rel="stylesheet" href="{{ site.baseurl }}public/css/poole.css">
  <link rel="stylesheet" href="{{ site.baseurl }}public/css/syntax.css">
  <link rel="stylesheet" href="{{ site.baseurl }}public/css/lanyon.css">