+- Added experimental HitagS support (Oguzhan Cicek, Hendrik Schwartke, Ralf Spenneberg)
+ see https://media.ccc.de/v/32c3-7166-sicherheit_von_125khz_transpondern_am_beispiel_hitag_s
+ English video available
+- Added a LF ASK Sequence Terminator detection option to the standard ask demod - and applied it to `lf search u`, `lf t55xx detect`, and `data rawdemod am s` (marshmellow)