Log rendered cloud-init to debug log
Log rendered cloud-init to debug log

Many users report issues ssh'ing into appliance instances.  Lets
log cloud-init to debug, allowing troubleshooters to ensure the correct ssh
key is being passed into instance.

Change-Id: I160981fa16c6532d6ad59696a1edfb97e652c528

stackforge/akanda-rug,openstack/akanda-rug,stackforge/akanda-rug,openstack/akanda-rug