SPIGOT-296: Fix stack overflow when a dispense event is set to bonemeal

nms-patches/DispenseBehaviorItem.patch

@@ -1,5 +1,5 @@
---- ../work/decompile-8eb82bde//net/minecraft/server/DispenseBehaviorItem.java	2014-11-28 17:43:43.049707436 +0000
-+++ src/main/java/net/minecraft/server/DispenseBehaviorItem.java	2014-11-28 17:38:20.000000000 +0000
+--- ../work/decompile-8eb82bde//net/minecraft/server/DispenseBehaviorItem.java	2015-01-04 20:42:23.769644196 +0000
++++ src/main/java/net/minecraft/server/DispenseBehaviorItem.java	2015-01-04 20:42:23.769644196 +0000
 @@ -1,5 +1,10 @@
  package net.minecraft.server;
  
@@ -55,7 +55,7 @@
 +        entityitem.motY = event.getVelocity().getY();
 +        entityitem.motZ = event.getVelocity().getZ();
 +
-+        if (!event.getItem().equals(craftItem)) {
++        if (!event.getItem().getType().equals(craftItem.getType())) {
 +            // Chain to handler for new item
 +            ItemStack eventStack = CraftItemStack.asNMSCopy(event.getItem());
 +            IDispenseBehavior idispensebehavior = (IDispenseBehavior) BlockDispenser.M.get(eventStack.getItem());