Review index documentation

* Add admin guide
* Move apis to design
* Add master index as required by main doc project

Issue-ID: CPS-447
Signed-off-by: Bruno Sakoto <bruno.sakoto@bell.ca>
Change-Id: I6dbb562a8b4505768b5689f90375df6bb30803da
diff --git a/docs/index.rst b/docs/index.rst
index a491bfa..ebaad15 100644
--- a/docs/index.rst
+++ b/docs/index.rst
@@ -4,12 +4,12 @@
 ..
 .. Copyright (C) 2021 Bell Canada
 
+.. _master_index:
+
 ============
 CPS Temporal
 ============
 
-.. warning:: Draft
-
 .. toctree::
    :maxdepth: 1
 
@@ -18,5 +18,5 @@
    content/design.rst
    content/modeling.rst
    content/deployment.rst
-   content/apis.rst
+   content/admin-guide.rst
    content/release-notes.rst