evolve: remove a check which is already done by rewriteutil.precheck()
We have tests to check if fold is being performed on public cset.
There is no changes in test files because testing that never touched
the part this patch removes, and already caught in rewriteutil.precheck()
<!DOCTYPE html>
<html $if(lang)$ lang="$lang$" $endif$ dir="ltr">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>$if(title)$$title$$endif$</title>
$if(template_css)$
<link rel="stylesheet" href="$template_css$">
$else$
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/uikit/2.26.4/css/uikit.gradient.css">
$endif$
<link rel="stylesheet" href="style.css">
<script src="https://code.jquery.com/jquery-2.2.1.min.js"></script>
<script src="uikit.js"></script>
<script src="scripts.js"></script>
<script src="jquery.sticky-kit.js "></script>
<meta name="generator" content="pandoc-uikit" />
$for(author-meta)$
<meta name="author" content="$author-meta$" />
$endfor$
$if(date-meta)$
<meta name="date" content="$date-meta$" />
$endif$
<title>$if(title-prefix)$$title-prefix$ - $endif$$pagetitle$</title>
<style type="text/css">code{white-space: pre;}</style>
$if(quotes)$
<style type="text/css">q { quotes: "“" "”" "‘" "’"; }</style>
$endif$
$if(highlighting-css)$
<style type="text/css">
$highlighting-css$
</style>
$endif$
$for(css)$
<link rel="stylesheet" href="$css$" $if(html5)$$else$type="text/css" $endif$/>
$endfor$
$if(math)$
$math$
$endif$
$for(header-includes)$
$header-includes$
$endfor$
</head>
<body>
<div class="uk-container uk-container-center uk-margin-top uk-margin-large-bottom">
$if(title)$
<div class="uk-grid" data-uk-grid-margin>
<div class="uk-width-1-1">
<h1 class="uk-heading-large">$title$</h1>
$if(date)$
<h3 class="uk-heading-large">$date$</p></h3>
$endif$
$for(author)$
<p class="uk-text-large">$author$</p>
$endfor$
</div>
</div>
$endif$
<div class="uk-grid" data-uk-grid-margin >
<div class="uk-width-medium-1-4">
<div class="uk-overflow-container" data-uk-sticky="{top:25,media: 768}">
<div class="uk-panel uk-panel-box menu-begin" >
$if(toc)$
$toc$
$endif$
</div>
</div>
</div>
<div class="uk-width-medium-3-4">
$body$
</div>
</div>
$if(analytics)$
<script>
(function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){
(i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o),
m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m)
})(window,document,'script','https://www.google-analytics.com/analytics.js','ga');
ga('create', '$analytics$', 'auto');
ga('send', 'pageview');
$endif$
</div>
</body>
</html>