added stubbs doco about option usage
added stubbs doco about option usage

rerun/rerun,sgoings/rerun,stagrlee/rerun,sgoings/rerun,sgoings/rerun,dtolabs/rerun-old,rerun/rerun,rerun/rerun,stagrlee/rerun,dtolabs/rerun-old,stagrlee/rerun,stagrlee/rerun