Revert "applied improved version of Martti Kühne's dmenu/multi monitor approach from dwm, no dmenuspawn required"

This reverts commit 6af273771cb0e28e4394c78ab0322f77025a57f3.
Cutomizations
Show status on all screens
Add `xhost +` to startup script
Change background image
Add docker build
Lower the font size
Map caps lock to control