commited cpp-utils changes
commited cpp-utils changes

CMU-CREATE-Lab/timemachine-creator,CMU-CREATE-Lab/timemachine-creator,CMU-CREATE-Lab/timemachine-creator,CMU-CREATE-Lab/timemachine-creator,CMU-CREATE-Lab/timemachine-creator,CMU-CREATE-Lab/timemachine-creator,CMU-CREATE-Lab/timemachine-creator,CMU-CREATE-Lab/timemachine-creator,CMU-CREATE-Lab/timemachine-creator,CMU-CREATE-Lab/timemachine-creator