message: specify unique key to make react happy
diff: @@ -70,7 +70,7 @@ export default withMatrixClient(React.createClass({
  if (this.state.groups) {
  const groupNodes = [];
  this.state.groups.forEach((g) => {
  - groupNodes.push(<GroupTile groupId={g} />);
  + groupNodes.push(<GroupTile key={g} groupId={g} />);
  });
  contentHeader = groupNodes.length > 0 ? <h3>{ _t('Your Communities') }</h3> : <div />;
  content = groupNodes.length > 0 ?
  