more patch organization

0383 was merged into async chunk io patch.
0316 might still be needed but its unlikely.

removed/1.16/0383-Use-ChunkStatus-cache-when-saving-protochunks.patch

@@ -1,25 +0,0 @@
-From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
-From: Spottedleaf <Spottedleaf@users.noreply.github.com>
-Date: Sat, 22 Jun 2019 04:20:47 -0700
-Subject: [PATCH] Use ChunkStatus cache when saving protochunks
-
-The cache should contain the chunk status when saving. If not it
-will load it.
-
-diff --git a/src/main/java/net/minecraft/server/PlayerChunkMap.java b/src/main/java/net/minecraft/server/PlayerChunkMap.java
-index 1d517fd1aea90edf470388fd857a41f2be149327..9171785ad54a26e95dea8b30509c1e49a5d9b22d 100644
---- a/src/main/java/net/minecraft/server/PlayerChunkMap.java
-+++ b/src/main/java/net/minecraft/server/PlayerChunkMap.java
-@@ -845,8 +845,10 @@ public class PlayerChunkMap extends IChunkLoader implements PlayerChunk.d {
-                 NBTTagCompound nbttagcompound;
- 
-                 if (chunkstatus.getType() != ChunkStatus.Type.LEVELCHUNK) {
--                    nbttagcompound = this.readChunkData(chunkcoordintpair);
--                    if (nbttagcompound != null && ChunkRegionLoader.a(nbttagcompound) == ChunkStatus.Type.LEVELCHUNK) {
-+                    // Paper start - Optimize save by using status cache
-+                    ChunkStatus statusOnDisk = this.getChunkStatusOnDisk(chunkcoordintpair);
-+                    if (statusOnDisk != null && statusOnDisk.getType() == ChunkStatus.Type.LEVELCHUNK) {
-+                        // Paper end
-                         return false;
-                     }
-