clean up the sample template files to remove unused stuff
and fix the collapsible project list
and highlight the Samples nav

Change-Id: I8baf5874ae709c914aae47ffb04fc8e0b84e8dea
diff --git a/tools/droiddoc/templates-sdk/components/masthead.cs b/tools/droiddoc/templates-sdk/components/masthead.cs
index 78e53b2..f3eb401 100644
--- a/tools/droiddoc/templates-sdk/components/masthead.cs
+++ b/tools/droiddoc/templates-sdk/components/masthead.cs
@@ -259,7 +259,8 @@
                   >Google Services</a>
                 </li>
                 <?cs if:android.hasSamples ?>
-                  <li><a href="<?cs var:toroot ?>samples/index.html">Samples</a>
+                  <li class="samples"><a href="<?cs var:toroot ?>samples/index.html"
+                    >Samples</a>
                   </li>
                 <?cs /if ?>
             </ul>