plus strlen(Cmd) can never be less than 0 iceman1001 fixes...
should be a 32 bit mask not a 16 bit mask also added client feedback.
fix minor typos
lf viking from other users - just put my spin on it lf awid refactored code - possible to make it not 26bit specific now with minor chanages lfdemod.c now supports extra debug printing if `data setdebug` = 2 when not on device (on client not arm)