README

### Dirty fix for libmpfr version
`sudo ln -s /usr/lib/libmpfr.so.6 /usr/lib/libmpfr.so.4`

### udev rule for FTDI
```
touch 90-ftdi_gapuino.rules
echo 'ATTRS{idVendor}=="0403", ATTRS{idProduct}=="6010", MODE="0666", GROUP="dialout"'> 90-ftdi_gapuino.rules
echo 'ATTRS{idVendor}=="15ba", ATTRS{idProduct}=="002b", MODE="0666", GROUP="dialout"'>> 90-ftdi_gapuino.rules
sudo mv 90-ftdi_gapuino.rules /etc/udev/rules.d/
sudo udevadm control --reload-rules && sudo udevadm trigger
```