Add tarballs to install on RHOSP director for NSX integration

This patch provides code and documentation for installing puppet
modules and heat templates for allowing automated deployment of
the NSX-v3 plugin with RHOSP 13

Change-Id: I97af2005e6ab8f55cfdce3f917f73e4906ae1bf3

rhosp13/instructions.rst

@@ -0,0 +1,28 @@
+==================================================
+Setting up RHOSP13 director for NSX-T integration
+==================================================
+
+This guide provides instruction for updating the following components
+on RHOSP director:
+
+- openstack-puppet
+- openstack-tripleo-heat-templates
+
+The tarballs nsx-rhosp-openstack-puppet.tar.gz and
+nsx-rhosp-openstack-tripleo-heat-templates.tar.gz contain updated versions
+for these components.
+
+The following instructions provide detailed information regarding upgrading
+software on the RHOSP director using these tarballs:
+
+1. Download tarball in RHOSP director’s home directory
+2. Verify if an upgrade is needed:
+$ test -e /usr/share/openstack-heat-tripleo-templates/docker/services/neutron-plugin-nsx.yaml && echo “OK” || echo “PATCH ME”
+
+3. Copy both tarballs in /usr/share/openstack
+$ sudo cp ~/nsx-rhosp-*.tar.gz /usr/share/openstack
+
+4.	Expand the archives
+# cd /usr/share/openstack
+# tar xzf nsx-rhosp-*.tar.gz
+