Make sure that the id parameter used in xmpp.makeIq is converted to a string.
Make sure that the id parameter used in xmpp.makeIq is converted to a string.

Otherwise, SleekXMPP will barf on trying to serialize an integer when it expects text.

EnerNOC/smallfoot-sleekxmpp,skinkie/SleekXMPP--XEP-0080-,destroy/SleekXMPP-gevent