use the aqm0802a 8x2 LCD display with the i2c bus on the raspberry pi
npm install aqm0802a-i2c-lcd#Usage
View the tests in the tests folder to see how this driver is intended
to be used.
See http://saraf.github.io/aqm0802a-i2c-lcd/docs.html for general
instructions on using the aqm0802a LCD display itself.