tree bb331001a215e3f4d58120dde7914e18b4be591e
parent 7e732889f0dfa7b8b8d6aaf91133d6819018d07e
author Piotr Esden-Tempski <piotr@esden.net> 1534454573 -0700
committer Piotr Esden-Tempski <piotr@esden.net> 1534454573 -0700

Added more code comments.

Main point was to group the code into three logical segments:
* MPSSE/FTDI defines and functions
* FLASH defines and functions
* iceprog implementation core

While I was at it I also added a few comments for stuff that was not
immediately obvious what it does.