libzc: return or many characters are identical when generating pw
libzc: create 'cracker' struct
reuse past keys
libzc: perf improvements
comment fix
rename zc_cracker --> zc_crk_bforce
add the noradi.zip from fcrackzip
add valgrind suppression file to gitignore
minor syntax fixes
minor cleanup
rename 'struct zc_crk' to 'struct zc_crk_bforce'.
more cleanup
rename init_worker_cracker to init_worker
cleanup
remove todo
cosmetic