Test: Gradle and ansible scripts to deploy and run cord test verify.

Change-Id: Iac6e14819072b5b6bc1de53332023366f5dcb411
diff --git a/roles/prereq/defaults/main.yml b/roles/prereq/defaults/main.yml
new file mode 100644
index 0000000..731d94f
--- /dev/null
+++ b/roles/prereq/defaults/main.yml
@@ -0,0 +1,14 @@
+#
+# variables needed to be defined in user's playbook
+#
+#
+# user-configurable defaults
+#
+# default install path
+docker_tools_path: '/usr/local/bin'
+docker_tools_pipework_exe_url: https://raw.githubusercontent.com/jpetazzo/pipework/master/pipework
+
+#docker variables
+docker:
+    registry: "{{ docker_registry | default('docker-registry:5000') }}"
+    image_version: "{{ docker_image_version | default('latest') }}"
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