def broadcast_to_available_resources(stanzas, to)
      return if send_to_remote(stanzas, to)
      send_to_recipients(stanzas, stream.available_resources(to))
    end
def broadcast_to_available_resources(stanzas, to)
      return if send_to_remote(stanzas, to)
      send_to_recipients(stanzas, stream.available_resources(to))
    end
Send the stanzas to the destination JID, routing to a s2s stream
 if the address is remote. This method properly stamps the to address
 on each stanza before it's sent. The caller must set the from address.