Fix Craft Entity constructors and toStrings.

Also, standardise getHandle and clean up in general.
getHandle is now using the 'entity' member variable instead of
super.getHandle, as this reduces the number of chained calls needed.

src/main/java/org/bukkit/craftbukkit/entity/CraftEnderman.java

@@ -12,16 +12,6 @@ public class CraftEnderman extends CraftMonster implements Enderman {
         super(server, entity);
     }
 
-    @Override
-    public EntityEnderman getHandle() {
-        return (EntityEnderman) super.getHandle();
-    }
-
-    @Override
-    public String toString() {
-        return "CraftEnderman";
-    }
-
     public MaterialData getCarriedMaterial() {
         return Material.getMaterial(getHandle().getCarriedId()).getNewData((byte) getHandle().getCarriedData());
     }
@@ -30,4 +20,14 @@ public class CraftEnderman extends CraftMonster implements Enderman {
         getHandle().setCarriedId(data.getItemTypeId());
         getHandle().setCarriedData(data.getData());
     }
+
+    @Override
+    public EntityEnderman getHandle() {
+        return (EntityEnderman) entity;
+    }
+
+    @Override
+    public String toString() {
+        return "CraftEnderman";
+    }
 }