message: Support 12hr time on DateSeparator
diff: @@ -316,7 +316,7 @@ module.exports = React.createClass({
  const key = "membereventlistsummary-" + (prevEvent ? mxEv.getId() : "initial");
  if (this._wantsDateSeparator(prevEvent, mxEv.getDate())) {
  - let dateSeparator = <li key={ts1+'~'}><DateSeparator key={ts1+'~'} ts={ts1}/></li>;
  + let dateSeparator = <li key={ts1+'~'}><DateSeparator key={ts1+'~'} ts={ts1} showTwelveHour={this.props.isTwelveHour}/></li>;
  ret.push(dateSeparator);
  }
  @@ -458,7 +458,7 @@ module.exports = React.createClass({
  // do we need a date separator since the last event?
  if (this._wantsDateSeparator(prevEvent, eventDate)) {
  - var dateSeparator = <li key={ts1}><DateSeparator key={ts1} ts={ts1}/></li>;
  + var dateSeparator = <li key={ts1}><DateSeparator key={ts1} ts={ts1} showTwelveHour={this.props.isTwelveHour}/></li>;
  ret.push(dateSeparator);
  continuation = false;
  }
  