the mplog format is used by some commercial logging tools that capture
ISO 14443 traffic between a card reader and a contactless smartcard
Change-Id: If359b8f0f671eb2a7c6315e2b8960a5bd581a9e9
Reviewed-on: https://code.wireshark.org/review/14950
Reviewed-by: Martin Kaiser <wireshark@kaiser.cx>