Moved intro to the top level index

Change-Id: I546cb9b8cced50216213da088f454109ed204b98
diff --git a/index.rst b/index.rst
index bc04868..d42d416 100644
--- a/index.rst
+++ b/index.rst
@@ -5,19 +5,13 @@
 
 .. toctree::
    :maxdepth: 1
+   :hidden:
    :caption: Table of Contents
 
-   intro
    architecture
    installation
    configuration
    troubleshooting
    testing
    community
-
-
-.. toctree::
-   :maxdepth: 1
-   :caption: Documentation Notes
-
    readme