add process resource accounting feature :include_children
add pid journal feature, processes that should be killed
seperate pid journals per process
cleanup old pids on stop & start process actions
raise exception on lock timeout
fix add pid to journal
fix journal filename
fix warn logging
fix warn logging part deux
fix delete old journal
fix another logger warn
clear atomic locks before start and cleanup
fix cpu / mem usage
fix a bug in cleanup
filter out lock files
filter -> reject
refactor delete/unlink
refactoring continued
fix: delete_if_exists retry on access error
Errno::EACCES `Permission denied...: warn instead of crash