SPIGOT-1165: Restore getNearbyEntities behaviour to include spectators.

src/main/java/org/bukkit/craftbukkit/CraftWorld.java

@@ -712,7 +712,7 @@ public class CraftWorld implements World {
         }
 
         AxisAlignedBB bb = new AxisAlignedBB(location.getX() - x, location.getY() - y, location.getZ() - z, location.getX() + x, location.getY() + y, location.getZ() + z);
-        List<net.minecraft.server.Entity> entityList = getHandle().getEntities(null, bb);
+        List<net.minecraft.server.Entity> entityList = getHandle().a((net.minecraft.server.Entity) null, bb, null); // PAIL : rename
         List<Entity> bukkitEntityList = new ArrayList<org.bukkit.entity.Entity>(entityList.size());
         for (Object entity : entityList) {
             bukkitEntityList.add(((net.minecraft.server.Entity) entity).getBukkitEntity());

src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java

@@ -1,6 +1,8 @@
 package org.bukkit.craftbukkit.entity;
 
 import com.google.common.base.Preconditions;
+import java.util.ArrayList;
+import java.util.Collection;
 import java.util.List;
 import java.util.Set;
 import java.util.UUID;
@@ -247,14 +249,7 @@ public abstract class CraftEntity implements org.bukkit.entity.Entity {
     }
 
     public List<org.bukkit.entity.Entity> getNearbyEntities(double x, double y, double z) {
-        @SuppressWarnings("unchecked")
-        List<Entity> notchEntityList = entity.world.getEntities(entity, entity.getBoundingBox().grow(x, y, z));
-        List<org.bukkit.entity.Entity> bukkitEntityList = new java.util.ArrayList<org.bukkit.entity.Entity>(notchEntityList.size());
-
-        for (Entity e : notchEntityList) {
-            bukkitEntityList.add(e.getBukkitEntity());
-        }
-        return bukkitEntityList;
+        return new ArrayList<org.bukkit.entity.Entity>(getHandle().getWorld().getWorld().getNearbyEntities(getLocation(), x, y, z));
     }
 
     public int getEntityId() {