Update Education section to refer back to Resources in latest doc

Author: danoz

community.html

@@ -31,7 +31,7 @@ <h3>Social</h3>
   <div class="col-md-4">
     <h3>Education</h3>
     <p>
-      Learn how MEAN.JS is put together and how to create it from scratch yourself with the book <a href="https://miller.productions/book/lean-mean-web-app-machine/">Lean MEAN Web App Machine</a>.
+      View the current list of <a href="http://meanjs.org/docs/0.5.x/#resources">educational resources</a> available to support your MEAN.JS development.
     </p>
   </div>
-</section>
+</section>