Add in some patches

patches/server/0551-Inline-shift-direction-fields.patch

@@ -1,55 +0,0 @@
-From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
-From: Andrew Steinborn <git@steinborn.me>
-Date: Mon, 18 Jan 2021 20:45:25 -0500
-Subject: [PATCH] Inline shift direction fields
-
-Removes a layer of indirection for EnumDirection.getAdjacent(X|Y|Z)(), which is in the
-critical section for much of the server, including the lighting engine.
-
-diff --git a/src/main/java/net/minecraft/core/Direction.java b/src/main/java/net/minecraft/core/Direction.java
-index 3abec6de94f0ef1d788320e33653c598887f17ca..d0a8092bf57a29ab7c00ec0ddf52a9fdb2a33267 100644
---- a/src/main/java/net/minecraft/core/Direction.java
-+++ b/src/main/java/net/minecraft/core/Direction.java
-@@ -52,6 +52,11 @@ public enum Direction implements StringRepresentable {
-     })).toArray((i) -> {
-         return new Direction[i];
-     });
-+    // Paper start
-+    private final int adjX;
-+    private final int adjY;
-+    private final int adjZ;
-+    // Paper end
- 
-     private Direction(int id, int idOpposite, int idHorizontal, String name, Direction.AxisDirection direction, Direction.Axis axis, Vec3i vector) {
-         this.data3d = id;
-@@ -61,6 +66,11 @@ public enum Direction implements StringRepresentable {
-         this.axis = axis;
-         this.axisDirection = direction;
-         this.normal = vector;
-+        // Paper start
-+        this.adjX = vector.getX();
-+        this.adjY = vector.getY();
-+        this.adjZ = vector.getZ();
-+        // Paper end
-     }
- 
-     public static Direction[] orderedByNearest(Entity entity) {
-@@ -348,15 +358,15 @@ public enum Direction implements StringRepresentable {
-     }
- 
-     public int getStepX() {
--        return this.normal.getX();
-+        return this.adjX; // Paper
-     }
- 
-     public int getStepY() {
--        return this.normal.getY();
-+        return this.adjY; // Paper
-     }
- 
-     public int getStepZ() {
--        return this.normal.getZ();
-+        return this.adjZ; // Paper
-     }
- 
-     public Vector3f step() {