cover api/transaction/utils.js with tests
cover api/transaction/utils.js with tests

darkdarkdragon/ripple-lib,ripple/ripple-lib,ripple/ripple-lib,ripple/ripple-lib,wilsonianb/ripple-lib,darkdarkdragon/ripple-lib,ripple/ripple-lib,darkdarkdragon/ripple-lib,wilsonianb/ripple-lib,wilsonianb/ripple-lib