adding Tim's changes for the http backend
adding Tim's changes for the http backend

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