add url to config

docs/_config.yml

@@ -8,6 +8,7 @@ gfm_quirks: paragraph_end
 lsi: false
 safe: true
 incremental: false
+url: https://puppetlabs.github.io/rspec-puppet
 gist:
     noscript: false
 markdown: kramdown

docs/index.html

@@ -54,7 +54,7 @@ <h5>(The rest is a bit more difficult though)</h5>
 $ cd your-module
 $ rspec-puppet-init
                         </code></pre></div>
-                    <p>Then continue on to the <a href="/tutorial/">tutorial!</a></p>
+                    <p>Then continue on to the <a href="{{site.url}}/tutorial/">tutorial!</a></p>
                     <div class="cta-container">
                         <a class="btn btn-primary btn-cta" href="https://github.com/rodjek/rspec-puppet/" target="_blank"><i class="fa fa-github"></i> View on GitHub</a>
                     </div><!--//cta-container-->
@@ -67,7 +67,7 @@ <h5>(The rest is a bit more difficult though)</h5>
                             </div><!--//icon-holder-->
                             <h3 class="title">Tutorial</h3>
                             <p class="intro">A step-by-step introduction to behaviour-driven Puppet development</p>
-                            <a class="link" href="/tutorial/"><span></span></a>
+                            <a class="link" href="{{site.url}}/tutorial/"><span></span></a>
                         </div><!--//item-inner-->
                     </div><!--//item-->
                     <div class="item item-pink item-2 col-md-4 col-sm-6 col-xs-6">