Update 21 - Fixes

• Fixed issue where death was triggered twice.
• Can't Attack now properly works with Charge and Double Attack.
• OnDeath effects no longer trigger twice.
• Ongoing cost effects now also reduce cost on Minions returned to hand.
• Fixed bug where screenshake would continue when you exited a match.
• Entity dropdown in editor now properly sorted and properly shows actual value.
• Fixed AI issue with OnSummonDestroyAll.

Now my next focus is the multiplayer match queue.