- Updated ct.rb to properly handle extracting timestamps from input data.
- Updated ct.rb to properly handle extracting timestamps from input data.

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