Lucian could use some light buffs

Like, maybe put an AD ratio back on his W. I actually don't remember what it was before, but .5 bonus AD sounds fair. And maybe reduce E's cooldown by, like 2 seconds?

Right now, Lucian just feels weak compared to other ADCs. He's fun as hell to play, but man, picking Lucian in ranked is like bringing a knife to a gunfight.