Correct splitting of event codes

irc.go

@@ -46,7 +46,7 @@ func reader(irc *IRCConnection) {
 		if len(args) > 1 {
 			event.Message = args[1]
 		}
-		args = strings.Split(args[0], " ", 0)
+		args = strings.Split(args[0], " ", -1)
 		event.Code = strings.ToUpper(args[0])
 		if len(args) > 1 {
 			event.Arguments = args[1:len(args)]