<nav class="navbar navbar-inverse navbar-fixed-top">
  <div class="container">
    <div class="navbar-header">
      <button type="button" class="navbar-toggle collapsed" data-toggle="collapse" data-target="#navbar" aria-expanded="false" aria-controls="navbar">
        <span class="sr-only">Toggle navigation</span>
        <span class="icon-bar"></span>
        <span class="icon-bar"></span>
        <span class="icon-bar"></span>
      </button>
      <a class="navbar-brand" href="{{ site.baseurl }}/">{{ site.title }}</a>
    </div>
    <div id="navbar" class="collapse navbar-collapse">
      <ul class="nav navbar-nav">
        {% for post in site.posts %}
          {% if post.title %}
          <li><a href="{{ post.url | prepend: site.baseurl }}">{{ post.title }}</a></li>
          {% endif %}
        {% endfor %}
      </ul>
    </div><!--/.nav-collapse -->
  </div>
</nav>

<nav class="navbar navbar-inverse navbar-fixed-top">
  <div class="container">
    <div class="navbar-header">
      <button type="button" class="navbar-toggle collapsed" data-toggle="collapse" data-target="#navbar" aria-expanded="false" aria-controls="navbar">
        <span class="sr-only">Toggle navigation</span>
        <span class="icon-bar"></span>
        <span class="icon-bar"></span>
        <span class="icon-bar"></span>
      </button>
      <a class="navbar-brand" href="{{ site.baseurl }}/">{{ site.title }}</a>
    </div>
    <div id="navbar" class="collapse navbar-collapse">
      <ul class="nav navbar-nav">
        <li><a href="https://github.com/SalvatoreT/monkeynumber">GitHub Project</a></li>
      </ul>
    </div><!--/.nav-collapse -->
  </div>
</nav>

Add the GitHub page to the navbar
Add the GitHub page to the navbar
