The initial use of osc-lib is behind the compatibility/deprecation
modules that we will leave in place for a time for plugins to catch
up.
* openstackclient.common.exceptions
* openstackclient.common.utils
Module-level warnings are emitted directly on stderr since logging
has not been configured yet.
Change-Id: I79e57ce9523a20366bccaf9b949ab5906792ea0d