Make baudrate optional argument for firmata protocol (useful for bluetooth connections)
Update readme, add baudrate argument usage example, notice issue with NoSuchPortException
Ask board about firmware version manually (useful for bluetooth connections or boards based on ATmega32u4)
Merge pull request #5 from Gonzih/optional-baudrate

Optional baudrate for firmata
Merge pull request #6 from Gonzih/ask-firmware-ver

Ask board about firmware version manually
bump version
update git ignore