Replace console.log with  loglevel
Replace console.log with  loglevel

Time to switch to a logging framework. Loglevel appears well maintained
as is lightweight. The biggest cost is generating log messages, there is no
java like pattern of wrapping it in bool, so you have to be aware of
this cost.

- Clean up error messages for config-loader

GregMeno/test,GregMeno/test,SUSE/romana,SUSE/calamari-clients,SUSE/romana,GregMeno/test,GregMeno/test,SUSE/romana,SUSE/calamari-clients,ceph/romana,ceph/romana,SUSE/romana,GregMeno/test,ceph/calamari-clients,SUSE/romana,ceph/calamari-clients,ceph/romana,ceph/romana,ceph/romana,SUSE/calamari-clients,ceph/calamari-clients,SUSE/calamari-clients,ceph/calamari-clients,ceph/calamari-clients,SUSE/calamari-clients