2013-07-27 04:16:11.324 HillBill[1827:907] adding GKChallengeEventHandler. this means we are on iOS6/ML
2013-07-27 04:16:11.336 HillBill[1827:907] using iOS 6+ authentication handler
2013-07-27 04:16:12.796 HillBill[1827:907] GKPlayerAuthenticationDidChangeNotification fired
Jul 27 04:16:12 pauls-iPhone HillBill[1827] <Info>: 04:16:12.836109 com.apple.AVConference: GKSConnSettings: set server: {
	    "gk-cdx" = "17.173.254.218:4398";
	    "gk-commnat-cohort" = "17.173.254.220:16386";
	    "gk-commnat-main0" = "17.173.254.219:16384";
	    "gk-commnat-main1" = "17.173.254.219:16385";
	}
2013-07-27 04:35:30.437 HillBill[1827:907] using iOS 6+ authentication handler