added a couple of label styles for multi-line labels.
added a couple of label styles for multi-line labels.

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