- fix standalone tools mfkey32, mfkey64 and nonce2key to use common crapto1 library
- fix compiler warnings in tools/mfkey/mfkey64.c and tools/nonce2key/nonce2key.c
- allow crapto1.c to compile on ARM hosts
- add @iceman1001's readme.txt to tools/mfkey
- correctly using stdtypes.h printf and scanf format string macros (PRIx64 et al)
- coverity fixes to client/cmdhfmf.c
- fix linker warning re missing entry point when linking fullimage.elf