adds calls to getMinBuffSize for AudioRecorder and AudioTrack
makes more, but shorter noises
makes more, but shorter noises
decreases LOOKING timeout
makes phone emit more tones
increases REFLECTING state timeout
new state machine. new noise states
removes superfluous NoiseWriter.isMakingReflectNoise() function, and extends the mTone length
adds time guards in SCANNING state to prevent it from detecting its own noise