docs: update template files with those from the templates-ds directory

Change-Id: I47b07b17ea79d0b00300492ba7854e37f1ab00d0
diff --git a/tools/droiddoc/templates-sdk/customizations.cs b/tools/droiddoc/templates-sdk/customizations.cs
index 6aa8f4f..75559e6 100644
--- a/tools/droiddoc/templates-sdk/customizations.cs
+++ b/tools/droiddoc/templates-sdk/customizations.cs
@@ -363,6 +363,8 @@
 def:custom_buildinfo() ?><?cs
   if:!google ?>
     Android <?cs var:sdk.version ?>&nbsp;r<?cs var:sdk.rel.id ?> &mdash; <?cs
-  /if ?><?cs var:page.now ?>
+  /if ?>
+<script src="<?cs var:toroot ?>timestamp.js" type="text/javascript"></script>
+<script>document.write(BUILD_TIMESTAMP)</script>
 <?cs /def ?>