Update against latest upstream versions

Bukkit

@@ -1 +1 @@
-Subproject commit fccf27b47d27d5bece10ccfc21770adfe89e26de
+Subproject commit 7d83cba0f2575112577ed7a091ed8a193bfc261a

CraftBukkit

@@ -1 +1 @@
-Subproject commit 31caee5a947d439f886602469c855ed56c5a1c48
+Subproject commit ef13ca4444c53ec5fd844ab078c7dcbf0e1f0bbe

Spigot-Server-Patches/0068-Be-a-bit-more-informative-in-maxHealth-exception.patch

@@ -1,14 +1,14 @@
-From 4034b13cc0e4afe7c20fc0a85428978d4bccba8c Mon Sep 17 00:00:00 2001
+From 3551594da49109bd71a1b0905276ad2adf38f443 Mon Sep 17 00:00:00 2001
 From: kashike <kashike@vq.lc>
 Date: Thu, 3 Mar 2016 02:18:39 -0600
 Subject: [PATCH] Be a bit more informative in maxHealth exception
 
 
 diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftLivingEntity.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftLivingEntity.java
-index 0c234c7..c9a7091 100644
+index e8aff90..ebf378b 100644
 --- a/src/main/java/org/bukkit/craftbukkit/entity/CraftLivingEntity.java
 +++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftLivingEntity.java
-@@ -84,7 +84,10 @@ public class CraftLivingEntity extends CraftEntity implements LivingEntity {
+@@ -85,7 +85,10 @@ public class CraftLivingEntity extends CraftEntity implements LivingEntity {
  
      public void setHealth(double health) {
          if ((health < 0) || (health > getMaxHealth())) {