making the test harness even more verbose when a message isn't returned
making the test harness even more verbose when a message isn't returned

peterayeni/rapidsms,eHealthAfrica/rapidsms,catalpainternational/rapidsms,caktus/rapidsms,ehealthafrica-ci/rapidsms,peterayeni/rapidsms,rapidsms/rapidsms-core-dev,unicefuganda/edtrac,ehealthafrica-ci/rapidsms,unicefuganda/edtrac,caktus/rapidsms,catalpainternational/rapidsms,lsgunth/rapidsms,peterayeni/rapidsms,rapidsms/rapidsms-core-dev,unicefuganda/edtrac,catalpainternational/rapidsms,lsgunth/rapidsms,eHealthAfrica/rapidsms,catalpainternational/rapidsms,caktus/rapidsms,ken-muturi/rapidsms,ehealthafrica-ci/rapidsms,eHealthAfrica/rapidsms,lsgunth/rapidsms,ken-muturi/rapidsms,dimagi/rapidsms-core-dev,ken-muturi/rapidsms,dimagi/rapidsms-core-dev,peterayeni/rapidsms,lsgunth/rapidsms,dimagi/rapidsms,dimagi/rapidsms