finished libsl/drw integration
applied Julian's enum approach,
	however renamed theme into scheme resp. Theme into ClrScheme
applied Jochen's drw_text patch, thanks
do not take our font declaration as default for st
Merge remote-tracking branch 'upstream/master'
applied improved version of Martti Kühne's dmenu/multi monitor approach from dwm, no dmenuspawn required
Merge branch 'master' of http://git.suckless.org/dwm