Convert < and > to < and > to use in <pre> tag.

• If you're writing documentation for your package to show HTML syntax that needs <pre> tag to show codes and that's where you need preformatter

• preformatter will help you to convert this :

<pre>
<div className="container-980">
    <h1>Hello World</h1>
</div>    
</pre>

• to this:

<pre>
&lt;div className="container-980"&gt;
    &lt;h1&gt;Hello World&lt;/h1&gt;
&lt;/div&gt;
</pre>

• So that you can show your HTML syntax using <pre> tag