CrazySpawner: added ProjectileProperty
CrazySpawner: improve FireworkProperty
CrazySpawner: Minor changes to avoid Bukkit's "Magic Value" Deprecation
CrazySpawner: added support for Eggs and SplashPotions, added SplashPotionProperty
CrazySpawner: some improvements for debuging
CrazySpawner: convert ANGLECONVERTER to a constant in VelocityProperty