Apply cookiecutter to newly split project

This tempest plugin is being split out of the main manila 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/.coveragerc b/.coveragerc
new file mode 100644
index 0000000..62f5ea4
--- /dev/null
+++ b/.coveragerc
@@ -0,0 +1,6 @@
+[run]
+branch = True
+source = manila_tempest_tests
+
+[report]
+ignore_errors = True