implemented helpers for displaying distance of time in words
corrected path detection for running NS2 processes to avoid conflicts
added total duration to sync complete message
largest files will now be downloaded first
improved S3 error message parsing and handling
percentage complete is now completely accurate
the total files to be downloaded and now shown with the concurrent count
remaining download time is now estimated
hashes will now be updated if necessary after syncing completes
decreased download starting latency
added getting started instructions for linux