initial import of xsetroot-1.1.3

merge xsetroot 1.1.2, xwininfo 1.1.4 and xsm 1.0.4.

initial import of xsetroot-1.1.2

Fix typo, reported by Henning Petersen in PR 48396.
(already fixed upstream in a bigger commit)

initial import of xsetroot-1.1.1