The Access Mode (AM) and Security Condition (SC) DOs are incredibly
convoluted, so we need a lot of code to properly decode them.
Change-Id: If4f0725a849d41fd93de327ed00996d8179f2b0e
'construct' is a declarative symmetric encoder/decoder for user
specified binary formats. It should come in extremely handy in
tools like pySim.
We start the integration by adding transport methods for transceiving
APDUs with built-in encoding of the command data and decoding of the
response data.
Change-Id: Ibf457aa8b9480a8db5979defcfafd67674303f6c