ref: 42dfac6916ebbdac65cbec8b3e1a80c3ee41423c
parent: ad5a80bfb081dc954be03836cc65090e0f6c7e4f
author: henesy <devnull@localhost>
date: Tue Mar 12 22:22:53 EDT 2019
fix usage in wm/sh ;; add -b flag to wm/sh ;; fix tk starting before usage check in wm/sh