Render focused stack/tab children focused
Render focused stack/tab children focused

Whenever a stacked or tabbed container has focused, paint the titlebars of all
its child windows to be focused as well to indicate the parent stack/tab
container has the focus.

taiyu-len/sway,1ace/sway,ascent12/sway,mikkeloscar/sway,4e554c4c/sway,ascent12/sway,sleep-walker/sway,ptMuta/sway,taiyu-len/sway,mikkeloscar/sway,1ace/sway,johalun/sway,SirCmpwn/sway,4e554c4c/sway,taiyu-len/sway,ascent12/sway,1ace/sway,sleep-walker/sway