Update on various section.

Change-Id: Ibfe0875de178505079cb13fe5077a8e620c03780
diff --git a/developer/aiab.rst b/developer/aiab.rst
index e4b9c6b..242a80a 100644
--- a/developer/aiab.rst
+++ b/developer/aiab.rst
@@ -2,7 +2,7 @@
    SPDX-FileCopyrightText: © 2020 Open Networking Foundation <support@opennetworking.org>
    SPDX-License-Identifier: Apache-2.0
 
-.. vim: syntax=rst
+.. _aiab-guide:
 
 ================
 Aether In a Box