Fix note in devref/contribute.rst

Now note in devref/contribute.rst is formated as a section,
so it will appear at catalog which is pretty ugly.

This fix uses note admonition to replace it and specifies Mitaka
as the release name instead of Mxxx.

Change-Id: Ic4afb086e7d4eace035ebe74d1244eabe1ff8915

diff --git a/doc/source/devref/contribute.rst b/doc/source/devref/contribute.rst
index a39d011a30a4ee4cd2d0d58f000692f234fc6ff4..bf4f6ba5d746b40f0d56aa9c47747df306d55b76 100644 (file)
--- a/doc/source/devref/contribute.rst
+++ b/doc/source/devref/contribute.rst
@@ -1,14 +1,11 @@
 Contributing new extensions to Neutron
 ======================================
 
-**NOTE!**
----------
+.. note:: **Third-party plugins/drivers which do not start decomposition in
+  Liberty will be marked as deprecated and removed before the Mitaka-3
+  milestone.**
 
-**Third-party plugins/drivers which do not start decomposition in Liberty will
-be marked as deprecated, and they will be removed before the Mxxx-3
-milestone.**
-
-Read on for details ...
+  Read on for details ...
 
 
 Introduction
@@ -46,7 +43,7 @@ by allowing third-party code to exist entirely out of tree. Further extension
 mechanisms have been provided to better support external plugins and drivers
 that alter the API and/or the data model.
 
-In the Mxxx cycle we will **require** all third-party code to be moved out of
+In the Mitaka cycle we will **require** all third-party code to be moved out of
 the neutron tree completely.
 
 'Outside the tree' can be anything that is publicly available: it may be a repo