message: falsy check is obsolete now
diff: @@ -1601,7 +1601,7 @@ module.exports = React.createClass({
  } else if (this.state.showingPinned) {
  hideCancel = true; // has own cancel
  aux = <PinnedEventsPanel room={this.state.room} onCancelClick={this.onPinnedClick} />;
  - } else if (!myMembership || myMembership !== "join") {
  + } else if (myMembership !== "join") {
  // We do have a room object for this room, but we're not currently in it.
  // We may have a 3rd party invite to it.
  var inviterName = undefined;
  