add filter by role to admin
add filter by role to admin

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