misc updates

Change-Id: I3c818d263ab0eafbae6934a3b25b6ae02a64f604
diff --git a/ubuntu-16.04/config-drive/meta-data b/ubuntu-16.04/config-drive/meta-data
new file mode 100644
index 0000000..c7ba190
--- /dev/null
+++ b/ubuntu-16.04/config-drive/meta-data
@@ -0,0 +1 @@
+hostname: ubuntu