created common nav bar in footer, changed send feedback link

src/site/docs/tutorials/indexeddb/index.markdown

 ---
 layout: default
 title: "Target 11: Use IndexedDB"
 description: "Use IndexedDB for persistence and offline capability for your app."
 has-permalinks: true
 tutorial:
   id: indexeddb
+next: index.html
+next-title: "Home"
+prev: forms
+prev-title: "Get Input from a Form"
 ---
 
 {% capture whats_the_point %}
 
 * IndexedDB is a new standard for client-side storage in modern web browsers.
 * Client-side storage provides persistence, offline capability,
 and other advantages.
 * IndexedDB lets you store significant amounts of structured data.
 * Indices allow for high performance searches.
 * The dart:indexed_db library provides the API for IndexedDB for Dart apps.
@@ skipping 710 matching lines @@
   </li>
 </ul>
 
 ###What next?
 
 Check out our
 <a href="/codelabs/web-ui-writer/index.html" target="_blank"><i class="icon-beaker"> </i>Codelab</a>;
 it uses LocalStorage instead of IndexedDB to store data in the client.
 Try converting it to use IndexedDB.
 
-<hr>
-
-<div class="row">
-  <div class="span3">
-  <a href="/docs/tutorials/forms/"><i class="icon-chevron-left"> </i> Get Input from a Form</a>
-  </div>
-  <div class="span3">
-<a href="http://code.google.com/p/dart/issues/entry?template=Tutorial%20feedback"
- target="_blank">
-<i class="icon-comment"> </i>
-Send feedback
-</a>
-  </div>
-  <div class="span3">
-  <a href="/docs/tutorials/" class="pull-right">Home <i class="icon-chevron-right"> </i> </a>
-  </div>
-</div>
-
 {% endcapture %}
 
 {% include tutorial.html %}