Paginator, Page Numbers, and Excerpts in Jekyll

_config.yml

paginate: 5

example-post

---
layout: post
category : personal
tagline: "an introduction"
tags : [hello]
comments: true
excerpt: Hello, World!  Proin ante nunc, sollicitudin vel auctor at, rhoncus eu mauris. Sed vel posuere lorem. Aliquam vel pharetra est, et tincidunt leo. 
---

Hello World! This is an example post to show excerpts in jekyll! 

index.html

---
layout: default
---

<!-- This loops through the paginated posts -->
{% for post in paginator.posts %}
<div class="blog-index">  
  <div class="content">
	{% assign post = site.posts.first %}
  	{% assign content = post.excerpt %}
  	{% include post_detail.html %}
	</div>
 </div>
{% endfor %}

<!-- Pagination links -->
<div class="pagination">
  {% if paginator.previous_page %}
    <a href="/" class="previous">Previous</a>
  {% else %}
    <span class="previous">Previous</span>
  {% endif %}
  <span class="page_number ">Page: {{ paginator.page }} of {{ paginator.total_pages }}</span>
  {% if paginator.next_page %}
    <a href="/page{{ paginator.next_page }}" class="next">Next</a>
  {% else %}
    <span class="next ">Next</span>
  {% endif %}
</div>

post_detail.html

<!-- Place this file in /_includes/ -->
<h1 class="entry-title">
{% if page.title %}
    <a href="{{ root_url }}{{ page.url }}">{{ page.title }}</a>
{% endif %}
{% if post.title %}
    <a href="{{ root_url }}{{ post.url }}">{{ post.title }}</a>
{% endif %}
</h1>
<div class="entry-content">{{ content }}</div>