Update the networking-guide link for liberty version

Change-Id: Ie9f0f7ee4c6230396c0ae80c944fcf92a8f49348
Closes-Bug: #1532782

doc/common-rst/app_support.rst

@@ -47,7 +47,7 @@ The following books explain how to configure and run an OpenStack cloud:
 
 -  `Operations Guide <http://docs.openstack.org/ops/>`__
 
--  `Networking Guide <http://docs.openstack.org/networking-guide>`__
+-  `Networking Guide <http://docs.openstack.org/liberty/networking-guide>`__
 
 -  `High Availability
    Guide <http://docs.openstack.org/ha-guide/>`__

doc/common/app_support.xml

@@ -82,7 +82,7 @@
             </listitem>
             <listitem>
                 <para><link
-                        xlink:href="http://docs.openstack.org/networking-guide/"
+                        xlink:href="http://docs.openstack.org/liberty/networking-guide/"
                             ><citetitle>Networking
                             Guide</citetitle></link></para>
             </listitem>

doc/install-guide/source/neutron.rst

@@ -9,7 +9,7 @@ service (neutron) using the :ref:`provider networks <network1>` or
 :ref:`self-service networks <network2>` option. For more information about
 the Networking service including virtual networking components, layout, and
 traffic flows, see the
-`Networking Guide <http://docs.openstack.org/networking-guide>`__.
+`Networking Guide <http://docs.openstack.org/liberty/networking-guide>`__.
 
 .. toctree::
    :maxdepth: 1

doc/install-guide/source/overview.rst

@@ -124,7 +124,7 @@ follows:
 For more information on production architectures, see the
 `Architecture Design Guide <http://docs.openstack.org/arch-design/>`__,
 `Operations Guide <http://docs.openstack.org/ops/>`__, and
-`Networking Guide <http://docs.openstack.org/networking-guide/>`__.
+`Networking Guide <http://docs.openstack.org/liberty/networking-guide/>`__.
 
 .. _figure-hwreqs: