Cleanup.

src/main/java/net/minecraft/server/EntityLiving.java

@@ -823,6 +823,7 @@ public abstract class EntityLiving extends Entity {
     }
 
     public void b(NBTTagCompound nbttagcompound) {
+        if (this.health < Short.MIN_VALUE) this.health = Short.MIN_VALUE; // CraftBukkit
         nbttagcompound.setShort("Health", (short) this.health);
         nbttagcompound.setShort("HurtTime", (short) this.hurtTicks);
         nbttagcompound.setShort("DeathTime", (short) this.deathTicks);

src/main/java/net/minecraft/server/EntitySnowman.java

@@ -1,11 +1,11 @@
 package net.minecraft.server;
 
 import java.util.List;
-// Craftbukkit start
+// CraftBukkit start
 import org.bukkit.block.BlockState;
 import org.bukkit.craftbukkit.event.CraftEventFactory;
 import org.bukkit.event.block.EntityBlockFormEvent;
-// Craftbukkit end
+// CraftBukkit end
 
 public class EntitySnowman extends EntityGolem {