message: Remove format from Timestamp props.
diff: @@ -18,7 +18,7 @@ export class Timestamp extends SafetyFirst {
  initialize (props = this.props) {
  this.mdate = props.isUnix ? new Date(props.timestamp * 1000) : new Date(props.timestamp);
  - this.timeStr(this.props.format || null);
  + this.timeStr();
  }
  componentWillReceiveProps (nextProps) {
  @@ -47,7 +47,7 @@ export class Timestamp extends SafetyFirst {
  startInterval () {
  clearInterval(this.interval);
  - this.interval = setInterval(() => this.timeStr(this.props.format || null), this.props.interval || 5000);
  + this.interval = setInterval(() => this.timeStr(), this.props.interval || 5000);
  }
  upsertState (timestamp) {
  