message: this code actually never fires, so remove it
  and that's ok because createRoom will already mark a DM as such
  on the inviter's side. So here we just handle the invitees side.
diff: @@ -758,22 +758,6 @@ module.exports = React.createClass({
  if (dmInviter) {
  Rooms.setDMRoom(roomId, dmInviter);
  - return;
  - }
  -
  - const invitedMembers = this.state.room.getMembersWithMembership("invite");
  - const joinedMembers = this.state.room.getMembersWithMembership("join");
  -
  - // There must be one invited member and one joined member
  - if (invitedMembers.length !== 1 || joinedMembers.length !== 1) {
  - return;
  - }
  -
  - // The user may have sent an invite with is_direct sent
  - const other = invitedMembers[0];
  - if (other && !!other.getDirectChatInviter()) {
  - Rooms.setDMRoom(roomId, other.userId);
  - return;
  }
  },
  