get Entities In Cube
inline fun <T : Entity> EntityGetter.getEntitiesInCube(midPos: Vec3, range: Double, predicate: Predicate<T> = Predicates.alwaysTrue()): MutableList<T>
fun EntityGetter.getEntitiesInCube(midPos: Vec3, range: Double, exclusion: Entity? = null, predicate: Predicate<Entity> = Predicates.alwaysTrue()): MutableList<Entity>