bash might not be in /bin. Don't expect it there.

- Basic support for up to 4 ISSI chips (and partial support for 16 chip configurations)
- Initial USB mux support
  * Required USB re-init procedure
- Initial interconnect mux support
  * Required some state reset commands

- Basic support for up to 4 ISSI chips (and partial support for 16 chip configurations)
- Initial USB mux support
  * Required USB re-init procedure
- Initial interconnect mux support
  * Required some state reset commands

The example scripts include hardcoded values that
do not work for everyone. Instead of requiring the
files to be edited (and dirtying the git tree),
allow them to take command-line arguments.

Also adds better guidance for Mac OSX virtual
serial ports.