Basic GUI functional.

Can connect, disconnect, query and sync the clock.
Progress in new file format, more GUI functionality

But firmward updates put this behind the current format.
Deemphasis, calibration code.

Basic deemphasis, and a rough framework for collecting
calibration information.
Reorganize files, and GUI can open data files

Start of a GUI for opening,parsing, displaying data
files, and renamed python code to better fit into
a library directory
GUI doesn't exit sample mode

GUI now has a distinction between command mode and sample mode,
and device can query for one or the other.
Numerous.  Better BT, error checks, GUI interaction, etc.

Fixed some issues with slow serial connections like bluetooth.
Merge branch 'master' of https://github.com/rustychris/freebird