added flag fields to transactions and partialtransactions, changed some related names, and added a helper method for partial transactions to find out their transaction
added flag fields to transactions and partialtransactions, changed some related names, and added a helper method for partial transactions to find out their transaction

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