Add XEP-0199:XMPP Ping support http://xmpp.org/extensions/xep-0199.html#disco
Add XEP-0199:XMPP Ping support
http://xmpp.org/extensions/xep-0199.html#disco

git-svn-id: e2fa1b4f04257a65cc3162f75ad5f19d327daceb@55 85bd2434-ea95-11dd-8fb1-9960f2a117f8

chloerei/qxmpp