Update CraftBukkit to Minecraft 1.7.2

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

@@ -3,24 +3,24 @@ package net.minecraft.server;
 public class TileEntitySkull extends TileEntity {
 
     private int a;
-    private int b;
-    private String c = "";
+    private int i;
+    private String j = "";
 
     public TileEntitySkull() {}
 
     public void b(NBTTagCompound nbttagcompound) {
         super.b(nbttagcompound);
         nbttagcompound.setByte("SkullType", (byte) (this.a & 255));
-        nbttagcompound.setByte("Rot", (byte) (this.b & 255));
-        nbttagcompound.setString("ExtraType", this.c);
+        nbttagcompound.setByte("Rot", (byte) (this.i & 255));
+        nbttagcompound.setString("ExtraType", this.j);
     }
 
     public void a(NBTTagCompound nbttagcompound) {
         super.a(nbttagcompound);
         this.a = nbttagcompound.getByte("SkullType");
-        this.b = nbttagcompound.getByte("Rot");
-        if (nbttagcompound.hasKey("ExtraType")) {
-            this.c = nbttagcompound.getString("ExtraType");
+        this.i = nbttagcompound.getByte("Rot");
+        if (nbttagcompound.hasKeyOfType("ExtraType", 8)) {
+            this.j = nbttagcompound.getString("ExtraType");
         }
     }
 
@@ -28,12 +28,12 @@ public class TileEntitySkull extends TileEntity {
         NBTTagCompound nbttagcompound = new NBTTagCompound();
 
         this.b(nbttagcompound);
-        return new Packet132TileEntityData(this.x, this.y, this.z, 4, nbttagcompound);
+        return new PacketPlayOutTileEntityData(this.x, this.y, this.z, 4, nbttagcompound);
     }
 
     public void setSkullType(int i, String s) {
         this.a = i;
-        this.c = s;
+        this.j = s;
     }
 
     public int getSkullType() {
@@ -41,16 +41,16 @@ public class TileEntitySkull extends TileEntity {
     }
 
     public void setRotation(int i) {
-        this.b = i;
+        this.i = i;
     }
 
     // CraftBukkit start
     public int getRotation() {
-        return this.b;
+        return this.i;
     }
     // CraftBukkit end
 
     public String getExtraType() {
-        return this.c;
+        return this.j;
     }
 }