Update for 1.1_01 renames.

We know these updates (can) break plugins bypassing Bukkit. They are needed for
smooth updates however. There will be another one right before before 1.1-R1.

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

@@ -136,7 +136,7 @@ public class EntityCreeper extends EntityMonster {
         return this.datawatcher.getByte(17) == 1;
     }
 
-    protected int e() {
+    protected int getLootId() {
         return Item.SULPHUR.id;
     }