Improved the README in mikrokopter/arduino
Arduino now reads 2 sonars and publishes
It publishes to /range_up and /range_down, from pins A0 and A1.
Added mikrokopter/arduino, which uses rosserial
It currently runs on an Arduino Uno, and successfully gives data back tothe computer over USB. With a few changes (one specified in the README,the rest minor changes to CMakeLists.txt) it should run on the Pro...