[flxcard] FlxCard: display lockbits with a name per bit; hex() -> TOHEX() (includes 0x);
plus: flx-info: use BAR2 struct rather than cfg_get/set function; flx-reset: minor simplification of option names
plus: flx-info: use BAR2 struct rather than cfg_get/set function; flx-reset: minor simplification of option names