Suppressing TOC for library implementation details

Change-Id: Iecac5b6f8de74b64c2501c70ad602c72c2cb8f3f
diff --git a/index.rst b/index.rst
index 30ab826..562d42e 100644
--- a/index.rst
+++ b/index.rst
@@ -12,17 +12,20 @@
    data
    signature
    face
-   details/forwarding-flags
    transport
-   details/tcp-transport
-   details/udp-transport
-   details/wire-format
-   details/binary-xml-wire-format
    blob
    key-chain
    details/cpp
    :maxdepth: 3
 
+.. toctree::
+   details/forwarding-flags
+   details/tcp-transport
+   details/udp-transport
+   details/wire-format
+   details/binary-xml-wire-format
+   :maxdepth: 1
+
 
 .. Indices and tables
 .. ==================