Clean up and document
diff --git a/onos-setup-lxc.sh b/onos-setup-lxc.sh
index 1f8c6e8..3f89538 100644
--- a/onos-setup-lxc.sh
+++ b/onos-setup-lxc.sh
@@ -1,8 +1,10 @@
#!/bin/bash
# onos-setup-lxc.sh
-#
-# This script sets up the VM ready to run ONOS and tutorials, including installing an LXC cluster
-# for ONOS to run in.
+#
+# Runs as mininet user.
+#
+# This script sets up the desktop environment, installs ONOS in the LXC cluster,
+# then creates a user for each tutorial and runs the tutorial setup script.
function create_user {
local name=$1