Redémarrer KDE

In KDE 4, you can do:
	killall plasma-desktop #to stop it
	kstart plasma-desktop #to restart it

In KDE 5 use:
	killall plasmashell #to stop it
	kstart plasmashell #to restart it

In KDE > 5.10 use:
	kquitapp5 plasmashell
	kstart5 plasmashell
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