Added support for SuperCard Pro .scp flux format
Merge pull request #29 from simonowen/supercard

Added support for SuperCard Pro .scp flux format
libdisk: Trivial code cleanup to supercard_scp stream handler.
Renamed turrican.c to factor5.c and added support for Denaris NTSC
libdisk: Fixes and cleanups to Supercard Pro stream handling.
libdisk: Remove filesz field from supercard pro stream handler.
Merge remote-tracking branch 'upstream/master'