Prepare for updating server patches

patches/unapplied/server/Honor-EntityAgeable.ageLock.patch

@@ -0,0 +1,18 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: BillyGalbreath <Blake.Galbreath@GMail.com>
+Date: Sun, 23 Sep 2018 20:59:53 -0500
+Subject: [PATCH] Honor EntityAgeable.ageLock
+
+
+diff --git a/src/main/java/net/minecraft/world/entity/AgeableMob.java b/src/main/java/net/minecraft/world/entity/AgeableMob.java
+index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
+--- a/src/main/java/net/minecraft/world/entity/AgeableMob.java
++++ b/src/main/java/net/minecraft/world/entity/AgeableMob.java
+@@ -0,0 +0,0 @@ public abstract class AgeableMob extends PathfinderMob {
+     }
+ 
+     public void ageUp(int age, boolean overGrow) {
++        if (ageLocked) return; // Paper - GH-1459
+         int j = this.getAge();
+         int k = j;
+