Apply cookiecutter to newly split project

This tempest plugin is being split out of the main keystone project in
accordance with Queens goal "Split Tempest Plugins into Separate
Repos/Projects"[1]. This patch applies the standard boilerplate files
for OpenStack projects so that it can stand on its own.

[1] https://governance.openstack.org/tc/goals/queens/split-tempest-plugins.html
diff --git a/test-requirements.txt b/test-requirements.txt
new file mode 100644
index 0000000..f559c0e
--- /dev/null
+++ b/test-requirements.txt
@@ -0,0 +1,15 @@
+# The order of packages is significant, because pip processes them in the order
+# of appearance. Changing the order has an impact on the overall integration
+# process, which may cause wedges in the gate later.
+
+hacking>=0.12.0,<0.13 # Apache-2.0
+
+coverage>=4.0,!=4.4 # Apache-2.0
+python-subunit>=0.0.18 # Apache-2.0/BSD
+sphinx>=1.6.2 # BSD
+oslotest>=1.10.0 # Apache-2.0
+testrepository>=0.0.18  # Apache-2.0/BSD
+testtools>=1.4.0 # MIT
+openstackdocstheme>=1.11.0  # Apache-2.0
+# releasenotes
+reno>=1.8.0 # Apache-2.0