message: remove expand button in room header
diff: @@ -394,14 +394,6 @@ module.exports = React.createClass({
  </AccessibleButton>;
  }
  - let rightPanelButtons;
  - if (this.props.collapsedRhs) {
  - rightPanelButtons =
  - <AccessibleButton className="mx_RoomHeader_button mx_RoomHeader_showPanel" onClick={this.onShowRhsClick} title={_t('Show panel')}>
  - <TintableSvg src="img/maximise.svg" width="10" height="16" />
  - </AccessibleButton>;
  - }
  -
  let rightRow;
  let manageIntegsButton;
  if (this.props.room && this.props.room.roomId && this.props.inRoom) {
  @@ -419,7 +411,6 @@ module.exports = React.createClass({
  { manageIntegsButton }
  { forgetButton }
  { searchButton }
  - { rightPanelButtons }
  </div>;
  }
  