Cherry pick beijing improvements to master

Replicating changes made when finalizing Beijing branch
in the doc master branch.

Change-Id: Ib1da658aef8cb84f896c6abac23631579ec0b80c
Issue-ID: DOC-280
Signed-off-by: Rich Bennett <rb2745@att.com>
diff --git a/docs/index.rst b/docs/index.rst
index 7129de8..9c69842 100644
--- a/docs/index.rst
+++ b/docs/index.rst
@@ -5,11 +5,10 @@
 ONAP Documentation
 ==================
 
-.. note::
+.. caution::
    This version of documentation is created from the latest master branch of
-   source repositories and is not a stable release.
-
-   To get the current stable release use one of the following
+   source repositories and is not a stable release.  To get the current stable
+   release use one of the following
 
    * http://docs.onap.org
    * http://docs.onap.org/en/beijing
@@ -22,7 +21,6 @@
    guides/onap-developer/index
    guides/onap-user/index
    guides/onap-provider/index
-   use-cases/index