- class cdrom_base_c now provides portable ISO image access methods - platform specific classes implement access to cdrom/dvd devices
- use #if BX_SUPPORT_CDROM instead of #ifdef LOWLEVEL_CDROM - devices with cdrom support now use the base class cdrom_base_c - cdrom count variable moved to cdrom.cc - cdrom_misc.cc: don't use ioctl's for ISO files
- TODO: update MSVC workspace files