TODO update
TODO update
Merge pull request #10 from Susurrus/master

Bunch of cool changes
changing string to int for comparisons
tracked down missing return value for getBodyFieldData function
bitfield now supported in table widget.. further testing needed.
changelog
fixed xml import error when user cancels import
fixed double-painting bug in txGrid when multiple filters added
fixed double-painting bug in txGrid when multiple filters added
Bug fixes:
If the serial port encounters a problem during operation, it's now caught.
Warnings for default values being applied to metadata files are now more descriptive and output via stderr.
Fixed bug displaying bitfield values.
Fixed improper name for SerialException from serial library.
Display of bitfields no 0-pads the number to the full bitsize and are therefore more readable.
The message rate is now truncated to 1 decimal place.