Info for Lego FTC FRC Teams

While we don't yet provide official support for Lego FTC / FRC controllers, the Pixy appears to be legal in these competitions.

Some users have ported the I2C library to RoboRio: https://github.com/Team5593/pixy

And here is info for FTC use: https://ftcforum.usfirst.org/forum/ftc-technology/android-studio/7211-i2c?p=44669#post44669