new code to read WAV RIFF header elements to get device serialID and data startTime
new code to read WAV RIFF header elements to get device serialID and data startTime

computationalEpidemiology/biobankAccelerometerAnalysis,aidendoherty/biobankAccelerometerAnalysis,aidendoherty/biobankAccelerometerAnalysis,computationalEpidemiology/biobankAccelerometerAnalysis