Checks Q subchannel CRC16.
Checks RW subchannel pack type and prints it on debug.
No more exceptions from LisaFS plugin.
Corrected typo preventing detection of HFS BootBlock.
Workaround for HFS and Apple Partition Map when created on a 512 byte/sector device (such as an HDD) but currently residing on a 2048 byte/sector device (such as a CD).