Massive clobber of all template files in developer site for new design

Change-Id: I5f243dcb377a8b2e573c404a9e685cc64e0e06d2
diff --git a/tools/droiddoc/templates-sdk/header.cs b/tools/droiddoc/templates-sdk/header.cs
new file mode 100644
index 0000000..e8301be
--- /dev/null
+++ b/tools/droiddoc/templates-sdk/header.cs
@@ -0,0 +1,3 @@
+<?cs call:custom_masthead() ?>
+<?cs call:custom_left_nav() ?>
+