wlr_session_change_vt is NULL safe

_net_wm not needed outside xwayland

add comment from dwm

Merge branch 'shcmd' of https://github.com/guidocella/dwl into master

Merge pull request #37 from alex-courtis/31-independents-mouse-focus

31 independents mouse focus

Merge pull request #41 from guidocella/declare-commitnotify

Declare commitnotify

Declare commitnotify

make rule examples a comment

Merge pull request #40 from guidocella/firefox-class

Fix Firefox class

Fix Firefox class

Merge branch 'master' into 31-independents-mouse-focus

make XWayland support optional

#31 independents retain focus while mouse is over them

#31 independents retain focus while mouse is over them

#31 independents retain focus while mouse is over them

#31 independents retain focus while mouse is over them

Define SHCMD macro

fix killclient binding, add helpful comment

add monocle layout

condense getatom and add note about error return