add debugging output and value change for off-axis
fix order of angle calculations
fix for bearingRelativeAngleToSource breaking spatialised audio
Merge pull request #238 from birarda/off-axis

exaggerate the off-axis effect, fix double variable declaration
remove the serial interface close in destructor, incorrect solution
Merge pull request #239 from birarda/master

remove serial closing in SerialInterface destructor
Merge branch 'master' of https://github.com/worklist/hifi