4.1.7 Format Change PDU

The following is an annotated Format Change PDU.

 00000000 07 0b 00 00 00
 07 -> MSG_SNDIN_PDU_HEADER::Version = MSG_SNDIN_FORMATCHANGE (7)
 0b 00 00 00 -> MSG_SNDIN_FORMATCHANGE::NewFormat = 0xb = 11