Update example post to showcase truncated post previews.

blog/_posts/2014-01-01-example-content.md

@@ -1,19 +1,14 @@
 ---
 layout: post
 title: Example content
+truncated_preview: true
+excerpt_separator: <!--more-->
 ---
 
-
 <div class="message">
   Howdy! This is an example blog post that shows several types of HTML content supported in this theme.
 </div>
 
-Cum sociis natoque penatibus et magnis <a href="#">dis parturient montes</a>, nascetur ridiculus mus. *Aenean eu leo quam.* Pellentesque ornare sem lacinia quam venenatis vestibulum. Sed posuere consectetur est at lobortis. Cras mattis consectetur purus sit amet fermentum.
-
-> Curabitur blandit tempus porttitor. Nullam quis risus eget urna mollis ornare vel eu leo. Nullam id dolor id nibh ultricies vehicula ut id elit.
-
-Etiam porta **sem malesuada magna** mollis euismod. Cras mattis consectetur purus sit amet fermentum. Aenean lacinia bibendum nulla sed consectetur.
-
 ## Inline HTML elements
 
 HTML defines a long list of available inline tags, a complete list of which can be found on the [Mozilla Developer Network](https://developer.mozilla.org/en-US/docs/Web/HTML/Element).
@@ -27,6 +22,22 @@ HTML defines a long list of available inline tags, a complete list of which can
 
 Most of these elements are styled by browsers with few modifications on our part.
 
+## Truncated Post Previews
+
+Celeste also supports truncated post previews that are customizable on a per-post basis. This is a sample of how a truncated post looks like. Click on **Read more** to see the rest of the post!
+
+<!--more-->
+
+More details on how to use truncated post previews are in the [v1.4.0 release notes](https://github.com/nicoelayda/celeste/releases/tag/v1.4.0).
+
+-----
+
+Cum sociis natoque penatibus et magnis <a href="#">dis parturient montes</a>, nascetur ridiculus mus. *Aenean eu leo quam.* Pellentesque ornare sem lacinia quam venenatis vestibulum. Sed posuere consectetur est at lobortis. Cras mattis consectetur purus sit amet fermentum.
+
+> Curabitur blandit tempus porttitor. Nullam quis risus eget urna mollis ornare vel eu leo. Nullam id dolor id nibh ultricies vehicula ut id elit.
+
+Etiam porta **sem malesuada magna** mollis euismod. Cras mattis consectetur purus sit amet fermentum. Aenean lacinia bibendum nulla sed consectetur.
+
 ## Footnotes
 
 Footnotes are supported as part of the Markdown syntax. Here's one in action. Clicking this number[^fn-sample_footnote] will lead you to a footnote. The syntax looks like: