USAGE:
_kill_processes tool_name
_find_args tool_name arg
examples:
_find_args grep -l #find in grep help message part with explanation -l arg
_find_args "docker run" -a #find in docker run help message part with explanation -l arg
_docker_killer n
this script remove last n containers and images, from which these containers were created
example:
_docker_killer 5 # kill last 5 containers and images, from which these containers were created