message: don't lose date seperator when the first event of the new day is redacted
diff: @@ -422,8 +422,6 @@ module.exports = React.createClass({
  },
  _getTilesForEvent: function(prevEvent, mxEv, last) {
  - if (mxEv.isRedacted() && this.props.hideRedactions) return [];
  -
  const EventTile = sdk.getComponent('rooms.EventTile');
  const DateSeparator = sdk.getComponent('messages.DateSeparator');
  var ret = [];
  @@ -468,6 +466,8 @@ module.exports = React.createClass({
  continuation = false;
  }
  + if (mxEv.isRedacted() && this.props.hideRedactions) return ret;
  +
  var eventId = mxEv.getId();
  var highlight = (eventId == this.props.highlightedEventId);
  