message: Fix dodgy merge done in
  where develop branch should have been used for a chunk of code
diff: @@ -104,7 +104,8 @@ module.exports = React.createClass({
  this._groupStoreTokens.push(
  this._groupStores[tag].registerListener(() => {
  // This group's rooms or members may have updated, update rooms for its tag
  - this.updateSelectedTagsRooms(dmRoomMap, [tag]);
  + this.updateVisibleRoomsForTag(dmRoomMap, tag);
  + this.updateVisibleRooms();
  }),
  );
  });
  