1.15.2 update (#2887)

Functional GUI fix added by billygalbreath

Spigot-API-Patches/0031-Add-MetadataStoreBase.removeAll-Plugin.patch

@@ -1,4 +1,4 @@
-From a63c6275864661b88d37ebb5870a53c978d2498d Mon Sep 17 00:00:00 2001
+From 6ddb428ccd0bcf637ffbd9542cc78facdd1b3e39 Mon Sep 17 00:00:00 2001
 From: Aikar <aikar@aikar.co>
 Date: Tue, 16 Jul 2013 21:26:50 -0400
 Subject: [PATCH] Add MetadataStoreBase.removeAll(Plugin)
@@ -6,7 +6,7 @@ Subject: [PATCH] Add MetadataStoreBase.removeAll(Plugin)
 So that on reload, metadata will be cleared
 
 diff --git a/src/main/java/org/bukkit/metadata/MetadataStoreBase.java b/src/main/java/org/bukkit/metadata/MetadataStoreBase.java
-index b3d85d973..0e8cd85c7 100644
+index d363d517..abbe545a 100644
 --- a/src/main/java/org/bukkit/metadata/MetadataStoreBase.java
 +++ b/src/main/java/org/bukkit/metadata/MetadataStoreBase.java
 @@ -4,6 +4,7 @@ import java.util.ArrayList;
@@ -45,5 +45,5 @@ index b3d85d973..0e8cd85c7 100644
       * Creates a unique name for the object receiving metadata by combining
       * unique data from the subject with a metadataKey.
 -- 
-2.21.0
+2.25.0.windows.1