Move cinder account creation out of keystone_data.sh

Supports the coming HA/proxy configuration for Cinder

Change-Id: If2e08e45430dce895ed6bb1070612517a38ca4bc
diff --git a/stack.sh b/stack.sh
index f2fd68c..94403fc 100755
--- a/stack.sh
+++ b/stack.sh
@@ -956,6 +956,7 @@
     export OS_SERVICE_ENDPOINT=$SERVICE_ENDPOINT
     create_keystone_accounts
     create_nova_accounts
+    create_cinder_accounts
 
     # ``keystone_data.sh`` creates services, admin and demo users, and roles.
     ADMIN_PASSWORD=$ADMIN_PASSWORD SERVICE_TENANT_NAME=$SERVICE_TENANT_NAME SERVICE_PASSWORD=$SERVICE_PASSWORD \