message: Expand timeline in situations when _getIndicator not null
  The status bar will now be expanded when:
  - props.numUnreadMessages
  - !props.atEndOfLiveTimeline
  - props.hasActiveCall
diff: @@ -135,7 +135,11 @@ module.exports = React.createClass({
  // changed - so we use '0' to indicate normal size, and other values to
  // indicate other sizes.
  _getSize: function(state, props) {
  - if (state.syncState === "ERROR" || state.whoisTypingString) {
  + if (state.syncState === "ERROR" ||
  + state.whoisTypingString ||
  + props.numUnreadMessages ||
  + !props.atEndOfLiveTimeline ||
  + props.hasActiveCall) {
  return STATUS_BAR_EXPANDED;
  } else if (props.tabCompleteEntries) {
  return STATUS_BAR_HIDDEN;
  