# File lib/vmail/imap_client.rb, line 546
    def move_to(uid_set, mailbox)
      uid_set = uid_set.split(',').map(&:to_i)
      decrement_max_seqno(uid_set.size)
      log "Move #{uid_set.inspect} to #{mailbox}"
      if mailbox == 'all'
        log "Archiving messages"
      end
      if mailbox_aliases[mailbox]
        mailbox = mailbox_aliases[mailbox]
      end
      create_if_necessary mailbox
      log "Moving uid_set: #{uid_set.inspect} to #{mailbox}"
      spawn_thread_if_tty do 
        log @imap.uid_copy(uid_set, mailbox)
        log @imap.uid_store(uid_set, '+FLAGS', [:Deleted])
        reload_mailbox
        clear_cached_message
        log "Moved uid_set #{uid_set.inspect} to #{mailbox}"
      end
    end