Get rid of one-character-per-entry traceback logging.
Get rid of one-character-per-entry traceback logging.

fabian4/trove,changsimon/trove,citrix-openstack/build-trove,citrix-openstack-build/trove,redhat-openstack/trove,fabian4/trove,openstack/trove,zhujzhuo/openstack-trove,citrix-openstack/build-trove,changsimon/trove,citrix-openstack-build/trove,zhangg/trove,changsimon/trove,mmasaki/trove,mmasaki/trove,zhujzhuo/openstack-trove,denismakogon/trove-guestagent,fabian4/trove,citrix-openstack-build/trove,hplustree/trove,citrix-openstack/build-trove,openstack/trove,zhujzhuo/openstack-trove,redhat-openstack/trove,zhangg/trove,cp16net/trove,denismakogon/trove-guestagent,cp16net/trove,redhat-openstack/trove,cp16net/trove,mmasaki/trove,hplustree/trove