sabetts/stumpwm — pull request #67 by pipping (2014-02-23 13:23:06+00:00)
Title: Escape window titles before `format-expand`ing them

To reproduce the bug addressed by this commit:

(1) run `xterm -T '^\'` on the command line
(2) call the stumpwm command `echo-windows`

Prior to this patch, an error would occur.