mod_storage_s3: Enable connection pooling added in latest trunk Speed boost, something like a 30% improvement with http://localhost Small risk of failed requests due to limits on number of requests per connection or timeouts.

module:hook("message/host", function (event)
	local stanza = event.stanza;
	if #stanza.tags == 1 and stanza.tags[1].attr.xmlns == "http://jabber.org/protocol/chatstates" then
		return true;
	end
end, -10);