Change Details

`npm test` `npm start` Send a normal xec tx with no op_return msg Observe it broadcasts 1 sat/byte Send an OP_RETURN tx Observe it broadcasts with higher fee

``` cd cashtab/ npm test ``` `npm start` Send a normal xec tx with no op_return msg Observe it broadcasts 1 sat/byte Send an OP_RETURN tx Observe it broadcasts with higher fee ``` cd modules/ecash-coinselect npm test ```

```` cd cashtab/ npm test` ``` `npm start` Send a normal xec tx with no op_return msg Observe it broadcasts 1 sat/byte Send an OP_RETURN tx Observe it broadcasts with higher fee ``` cd modules/ecash-coinselect npm test ```