* ts_31_103: enable encode tests for files containing single TLV IE
* tlv: Fix IE.from_dict() method
* cosmetic: Implement cmd2.Settable backwards-compat via wrapper class
* work-around what appears to be a pylint bug
* Fix various mistakes around the CardADF <-> CardApplication dualism
* filesystem: fix various issues found by mypy
* filesystem: Avoid GPL header showing up in sphinx autodoc
* Use sphinx for generating documentation
* Add more documentation to the classes/methods