Initial setup of the octavia-tempest-plugin repo

This patch is the initial repository setup for octavia-tempest-plugin
using the OpenStack cookiecutter template.

Change-Id: Icce1389d3a9fb6076091d4d291e15773fb64544b
diff --git a/releasenotes/source/index.rst b/releasenotes/source/index.rst
new file mode 100644
index 0000000..1788b85
--- /dev/null
+++ b/releasenotes/source/index.rst
@@ -0,0 +1,8 @@
+============================================
+ octavia_tempest_plugin Release Notes
+============================================
+
+.. toctree::
+   :maxdepth: 1
+
+   unreleased