Allow nerfed mobs to jump

Unbreaks quite a few spawner grinders

CraftBukkit-Patches/0021-Allow-nerfed-mobs-to-jump.patch

@@ -0,0 +1,26 @@
+From 42ff8788e354f0f839e704a9aa6ba9c056ad3965 Mon Sep 17 00:00:00 2001
+From: Zach Brown <Zbob750@live.com>
+Date: Sun, 29 Jun 2014 13:32:36 -0500
+Subject: [PATCH] Allow nerfed mobs to jump
+
+
+diff --git a/src/main/java/net/minecraft/server/EntityInsentient.java b/src/main/java/net/minecraft/server/EntityInsentient.java
+index 76fe528..99e7b2b 100644
+--- a/src/main/java/net/minecraft/server/EntityInsentient.java
++++ b/src/main/java/net/minecraft/server/EntityInsentient.java
+@@ -403,6 +403,12 @@ public abstract class EntityInsentient extends EntityLiving {
+         // Spigot Start
+         if ( this.fromMobSpawner )
+         {
++            // PaperSpigot start - Allow nerfed mobs to jump
++            this.world.methodProfiler.a("goalSelector");
++            this.goalSelector.a();
++            this.world.methodProfiler.c("jump");
++            this.bm.b();
++            // PaperSpigot end
+             return;
+         }
+         // Spigot End
+-- 
+1.9.1
+