Add Ry's Git Tutorial

Author: ryanhodson

_layouts/default.html

@@ -61,6 +61,8 @@ <h3 id="blue">resources</h3>
       <a href="http://www.newartisans.com/2008/04/git-from-the-bottom-up.html">Git from the bottom up</a>
       <a href="http://gitimmersion.com/">Git Immersion</a>
       <a href="http://www.gitguys.com/">Git Guys</a>
+      <a href="http://rypress.com/tutorials/git/index.html">Ry&rsquo;s Git
+	  Tutorial</a>
     </div>
     <div class="grid_12 footer">
       <div class="footer_links">