Update to Minecraft 1.14-pre5

By: md_5 <git@md-5.net>

paper-server/nms-patches/IInventory.patch

@@ -1,16 +1,27 @@
 --- a/net/minecraft/server/IInventory.java
 +++ b/net/minecraft/server/IInventory.java
-@@ -1,5 +1,7 @@
+@@ -1,6 +1,7 @@
  package net.minecraft.server;
  
+ import java.util.Set;
 +import org.bukkit.craftbukkit.entity.CraftHumanEntity; // CraftBukkit
-+
- public interface IInventory extends INamableTileEntity {
  
-     int getSize();
-@@ -41,4 +43,29 @@
-     default int U_() {
-         return 0;
+ public interface IInventory extends Clearable {
+ 
+@@ -16,9 +17,7 @@
+ 
+     void setItem(int i, ItemStack itemstack);
+ 
+-    default int getMaxStackSize() {
+-        return 64;
+-    }
++    int getMaxStackSize(); // CraftBukkit
+ 
+     void update();
+ 
+@@ -57,4 +56,29 @@
+ 
+         return false;
      }
 +
 +    // CraftBukkit start