Stage openstack config files

Stage config files from openstack and all projects used by the
devstack run.

Change-Id: I99f1bc71856b0da7fc5b438d13d4f508d2341e44
diff --git a/roles/devstack-project-conf/defaults/main.yaml b/roles/devstack-project-conf/defaults/main.yaml
new file mode 100644
index 0000000..f8fb8de
--- /dev/null
+++ b/roles/devstack-project-conf/defaults/main.yaml
@@ -0,0 +1 @@
+stage_dir: "{{ ansible_user_dir }}"