Add quick-start guide

Change-Id: I718b2dd6fc6c71f67fbb1774ae4b0b625fdf053d
Signed-off-by: Thanh Ha <thanh.ha@linuxfoundation.org>
diff --git a/doc/source/index.rst b/doc/source/index.rst
index 61f9e4f..3c793da 100644
--- a/doc/source/index.rst
+++ b/doc/source/index.rst
@@ -13,6 +13,7 @@
 .. toctree::
    :maxdepth: 2
 
+   quick-start
    gating
    connections
    triggers