[SPIGOT-946] Begin making use of access transforms to simplify patching.

By: md_5 <git@md-5.net>

paper-server/nms-patches/EntityHanging.patch

@@ -1,6 +1,6 @@
 --- a/net/minecraft/server/EntityHanging.java
 +++ b/net/minecraft/server/EntityHanging.java
-@@ -4,10 +4,17 @@
+@@ -4,6 +4,13 @@
  import java.util.List;
  import org.apache.commons.lang3.Validate;
  
@@ -14,20 +14,6 @@
  public abstract class EntityHanging extends Entity {
  
      private int c;
--    protected BlockPosition blockPosition;
-+    public BlockPosition blockPosition; // CraftBukkit - public
-     public EnumDirection direction;
- 
-     public EntityHanging(World world) {
-@@ -22,7 +29,7 @@
- 
-     protected void h() {}
- 
--    protected void setDirection(EnumDirection enumdirection) {
-+    public void setDirection(EnumDirection enumdirection) { // CraftBukkit - public
-         Validate.notNull(enumdirection);
-         Validate.isTrue(enumdirection.k().c());
-         this.direction = enumdirection;
 @@ -30,30 +37,34 @@
          this.updateBoundingBox();
      }