* sysmocom_sja2: Add some de/encode test vectors
* pySim-shell: Reject any non-decimal PIN values
* pySim-shell: permit string with spaces for 'echo' command
* pySim-shell: Validate that argument to 'apdu' command is proper hexstr
* pySim-shell: Improved argument validation for verify_adm argument
* filsystem.py: Add more information to exceptions
* pySim-read: Migrate over to use shared argparse from transport
* Move reader related argument parser to transport module