message: add new fee block for select castom fee rate
diff: @@ -116,6 +116,48 @@ function FeeInfoBlock(props: FeeInfoBlockProps) {
  return (
  <section styleName='feeInfoBlock'>
  + <div styleName='feeRow'>
  + <span styleName='feeRowTitle'>Fee rate:</span>
  + <div>
  + <div className="radio">
  + <label>
  + <input
  + type="radio"
  + value="Fast"
  + />
  + Fast
  + </label>
  + </div>
  + <div className="radio">
  + <label>
  + <input
  + type="radio"
  + value="Medium"
  + />
  + Medium
  + </label>
  + </div>
  + <div className="radio">
  + <label>
  + <input
  + type="radio"
  + value="Slow"
  + />
  + Slow
  + </label>
  + </div>
  + <div className="radio">
  + <label>
  + <input
  + type="radio"
  + value="Custosm"
  + />
  + Custosm
  + </label>
  + </div>
  + </div>
  + </div>
  +
  <div styleName='feeRow'>
  <span styleName='feeRowTitle'>
  <FormattedMessage id="FeeInfoBlockMinerFee" defaultMessage="Miner fee:" />
  