_includes/blog.html

<div class="jumbotron oodt-lightbg">
    <div class="container">
        <h1>Latest Posts</h1>
        <p>News and information from the world of Apache OODT.</p>
    </div>

</div>


<div class="container">
    <div class="row">
        <div class="col-md-offset-3 col-md-6">
            <div class="list-group">
                {% for post in site.posts %}
                {% unless post.tags contains 'portfolio' %}
                <a class="list-group-item" href="{{ post.url }}">
                    <h4 class="list-group-item-heading">{{ post.title }}</h4>
                    <p class="list-group-item-text">{{ post.excerpt }}</p>
                </a>
                {% endunless %}
                {% endfor %}

                </div>
            </div>
        </div>
    </div>