<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">

<title>{{{pagetitle}}} • {{#site}}{{title}}{{/site}}</title>

<!-- jquery -->
<script src="https://code.jquery.com/jquery-3.1.0.min.js" integrity="sha384-nrOSfDHtoPMzJHjVTdCopGqIqeYETSXhZDFyniQ8ZHcVy08QesyHcnOUpMpqnmWq" crossorigin="anonymous"></script>
<!-- Bootstrap -->
{{#yaml}}
{{#bootswatch}}<link href="https://maxcdn.bootstrapcdn.com/bootswatch/3.3.7/{{.}}/bootstrap.min.css" rel="stylesheet" crossorigin="anonymous">{{/bootswatch}}
{{^bootswatch}}<link href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-BVYiiSIFeK1dGmJRAkycuHAHRg32OmUcww7on3RYdg4Va+PmSTsz/K68vbdEjh4u" crossorigin="anonymous">{{/bootswatch}}
{{/yaml}}

<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js" integrity="sha384-Tc5IQib027qvyjSMfHjOMaLkfuWVxZxUPnCJA7l2mCWNIpG9mGCD8wGNIcPD7Txa" crossorigin="anonymous"></script>

<!-- Font Awesome icons -->
<link href="https://maxcdn.bootstrapcdn.com/font-awesome/4.6.3/css/font-awesome.min.css" rel="stylesheet" integrity="sha384-T8Gy5hrqNKT+hzMclPo118YTQO6cYprQmhrYwIiQ/3axmI1hQomh7Ud2hPOy8SP1" crossorigin="anonymous">

<!-- clipboard.js -->
<script src="https://cdnjs.cloudflare.com/ajax/libs/clipboard.js/1.7.1/clipboard.min.js" integrity="sha384-cV+rhyOuRHc9Ub/91rihWcGmMmCXDeksTtCihMupQHSsi8GIIRDG0ThDc3HGQFJ3" crossorigin="anonymous"></script>

<!-- sticky kit -->
<script src="https://cdnjs.cloudflare.com/ajax/libs/sticky-kit/1.1.3/sticky-kit.min.js" integrity="sha256-c4Rlo1ZozqTPE2RLuvbusY3+SU1pQaJC0TjuhygMipw=" crossorigin="anonymous"></script>

<!-- pkgdown -->
<link href="{{#site}}{{root}}{{/site}}pkgdown.css" rel="stylesheet">
<script src="{{#site}}{{root}}{{/site}}pkgdown.js"></script>

{{#yaml}}{{#docsearch}}
<!-- docsearch -->
<script src="{{#site}}{{root}}{{/site}}docsearch.js"></script>
<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/docsearch.js@2/dist/cdn/docsearch.min.css" />
<link href="{{#site}}{{root}}{{/site}}docsearch.css" rel="stylesheet">
<script src="https://cdnjs.cloudflare.com/ajax/libs/mark.js/8.11.1/jquery.mark.min.js" integrity="sha256-4HLtjeVgH0eIB3aZ9mLYF6E8oU5chNdjU6p6rrXpl9U=" crossorigin="anonymous"></script>
{{/docsearch}}{{/yaml}}

{{#extra}}
  {{#css}}<link href="{{#site}}{{root}}{{/site}}extra.css" rel="stylesheet">{{/css}}
  {{#js}}<script src="{{#site}}{{root}}{{/site}}extra.js"></script>{{/js}}
{{/extra}}

<meta property="og:title" content="{{{pagetitle}}}" />
{{#opengraph}}
{{#description}}
<meta property="og:description" content="{{.}}" />
{{/description}}
{{#image}}
<meta property="og:image" content="{{{.}}}" />
{{/image}}
<meta name="twitter:card" content="summary" />
{{/opengraph}}

{{#yaml}}{{#noindex}}<meta name="robots" content="noindex" />{{/noindex}}{{/yaml}}
{{#development}}{{#in_dev}}<meta name="robots" content="noindex">{{/in_dev}}{{/development}}

<!-- mathjax -->
<script src='https://mathjax.rstudio.com/latest/MathJax.js?config=TeX-AMS-MML_HTMLorMML'></script>

<!--[if lt IE 9]>
<script src="https://oss.maxcdn.com/html5shiv/3.7.3/html5shiv.min.js"></script>
<script src="https://oss.maxcdn.com/respond/1.4.2/respond.min.js"></script>
<![endif]-->

{{#yaml}}{{#ganalytics}}
<!-- Global site tag (gtag.js) - Google Analytics -->
<script async src="https://www.googletagmanager.com/gtag/js?id={{.}}"></script>
<script>
  window.dataLayer = window.dataLayer || [];
  function gtag(){dataLayer.push(arguments);}
  gtag('js', new Date());

  gtag('config', '{{.}}');
</script>
{{/ganalytics}}{{/yaml}}