pm-utils needed by compute nodes for the power operations of VMs

Fixes: bug# 1208974

Change-Id: Id499cdf5d74a548a7319bcc5a47d2916434ea157
Fail puppet-lint on warnings

Puppet-lint will now fail if there is any warnings.

Change-Id: I2f778193f447a5b3656315bfc6004d65b389fba0
Merge "Fail puppet-lint on warnings"