added application_user_state_directory support for linux
added application_user_state_directory support for linux

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