-set_settings accepts a dict of settings
-adds upload_log field, defaulting on true, this uploads the lbry
log file to lbry.io to help figure out if and where things aren’t
working
-default_download_directory is the key of the path where files are
saved
-gets publish working with sources
-adds check_first_run function, returns True/False
-previously only is_running would work during startup, check_first_run,
get_time_behind_blockchain, and stop have been added
-requires six 1.9, 1.10.0 produced errors
