+- Added `sc` smartcard (contact card) commands - reader, info, raw, upgrade, setclock, list (hardware version RDV4.0 only) must turn option on in makefile options (Willok, Iceman, marshmellow)
+- Added a bitbang mode to `lf cmdread` if delay is 0 the cmd bits turn off and on the antenna with 0 and 1 respectively (marshmellow)