Initial P20 features probe commit.
Fixing stack overflow issue caused by logging user ID.
test
test2
minor
windowing added
FeatureExtractor added
FeatureExtractor added
timestamp bug fixed
separate timing thread added
gyro + moments added
interpolation added / bugs fixed
Updating submodule pointers
all features added
Merge branch 'sohrab' of github.com:cbitstech/Purple-Robot into sohrab
Sohrob merge commit