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

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

paper-server/nms-patches/EntitySlime.patch

@@ -10,15 +10,6 @@
  public class EntitySlime extends EntityInsentient implements IMonster {
  
      public float a;
-@@ -23,7 +27,7 @@
-         this.datawatcher.a(16, Byte.valueOf((byte) 1));
-     }
- 
--    protected void setSize(int i) {
-+    public void setSize(int i) { // CraftBukkit - public
-         this.datawatcher.watch(16, Byte.valueOf((byte) i));
-         this.setSize(0.51000005F * (float) i, 0.51000005F * (float) i);
-         this.setPosition(this.locX, this.locY, this.locZ);
 @@ -133,6 +137,18 @@
          if (!this.world.isClientSide && i > 1 && this.getHealth() <= 0.0F) {
              int j = 2 + this.random.nextInt(3);