Update 178 - Rebalance the Overgrowth Wand and increase player spawn protection

Hi all, The Overgrowth Wand (Titania's secondary weapon) seemed a little weak so after extensive testing in a summons/follower build we are now happier with the tweaked values. I also increased player invulnerability with 33% (from 3 to 4 seconds) when spawning in the game. Till later, André