Updated gamelib
Update fgd
Added Egg.CanPickup and Egg.TimeSinceSpawn
Added EggItemData.SpawnDelay
Implement spawn delay display into EggHud
Show a red outline and prevent pickup if an egg spawn delay has not elapsed yet
Fixed NRE in ProcessAttack when called from EggGroup if an attacking unit is trying to attack something that is already dead
Added a probability / spawn chance system for eggs with different weightings to be selected