Add screen effect for Daze

[Dekar]

Unlike stun it has no additional notifier (talents going on cooldown) and is often applied by physical talents without lots of graphical effects (Rush), making it hard to get noticed. This results in important talents getting wasted.

Therefore a little screen effect would be nice, maybe blur or desaturated colors along the border.

[weather]

Great idea. Both Stun and Daze should have screen effects as Confuse does.