Fix parsing of orphan lines with stderr logs and log_line_prefix without session information into the prefix (%l).
Add -J|--job_per_file command line option to force pgbadger to use one process per file instead of using all process to parse a file. Useful to have better performances with lot of small log file.
Add better handling of signal in multiprocess mode.
Remove the use of Proc::Queue for multiprocess support.