Restoring full build to build_binaries.sh
Clean-up of master (prune debug statements) and trying to keep in line with origin (diydrones).
Fixed an error in the sim_multicopter.py which was have a variable name issue on the socket param.
GTest harness for libraries.
Staring off with a really basic AP_Math test and the beginnings of the AP_InertialSensor_HIL.