adding a method to the router to get a handlle to an app by the module name
adding a method to the router to get a handlle to an app by the module name

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