[media] doc-rst: better name the media books

The titles at the media books were misleading, and some books
were not numbered.

Rename the kAPI book to better reflect its contents, be more
consistent on the initial rst file for each book and better
name them.

Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
diff --git a/Documentation/media/media_kapi.rst b/Documentation/media/media_kapi.rst
new file mode 100644
index 0000000..0af80e9
--- /dev/null
+++ b/Documentation/media/media_kapi.rst
@@ -0,0 +1,29 @@
+.. -*- coding: utf-8; mode: rst -*-
+
+.. include:: <isonum.txt>
+
+===================================
+Media subsystem kernel internal API
+===================================
+
+**Copyright** |copy| 2009-2016 : LinuxTV Developers
+
+Permission is granted to copy, distribute and/or modify this document
+under the terms of the GNU Free Documentation License, Version 1.1 or
+any later version published by the Free Software Foundation. A copy of
+the license is included in the chapter entitled "GNU Free Documentation
+License".
+
+.. toctree::
+    :maxdepth: 5
+    :numbered:
+    :caption: Table of Contents
+    :name: kapi_mastertoc
+
+    kapi/v4l2-framework
+    kapi/v4l2-controls
+    kapi/videobuf
+    kapi/v4l2-core
+    kapi/dtv-core
+    kapi/rc-core
+    kapi/mc-core