SPIGOT-7195, SPIGOT-7197: Add DataPack API

By: Doc <nachito94@msn.com>

paper-server/nms-patches/net/minecraft/server/packs/repository/ResourcePackLoader.patch

@@ -0,0 +1,29 @@
+--- a/net/minecraft/server/packs/repository/ResourcePackLoader.java
++++ b/net/minecraft/server/packs/repository/ResourcePackLoader.java
+@@ -20,7 +20,7 @@
+ 
+     private static final Logger LOGGER = LogUtils.getLogger();
+     private final String id;
+-    private final ResourcePackLoader.c resources;
++    public final ResourcePackLoader.c resources; // PAIL private -> public
+     private final IChatBaseComponent title;
+     private final IChatBaseComponent description;
+     private final EnumResourcePackVersion compatibility;
+@@ -59,7 +59,7 @@
+         try {
+             IResourcePack iresourcepack = resourcepackloader_c.open(s);
+ 
+-            ResourcePackLoader.a resourcepackloader_a;
++            ResourcePackLoader.a resourcepackloader_a = null; // CraftBukkit - decompile fix
+             label53:
+             {
+                 FeatureFlagsMetadataSection featureflagsmetadatasection;
+@@ -93,7 +93,7 @@
+                     iresourcepack.close();
+                 }
+ 
+-                return featureflagsmetadatasection;
++                return resourcepackloader_a; // CraftBukkit - decompile fix
+             }
+ 
+             if (iresourcepack != null) {

paper-server/nms-patches/net/minecraft/world/flag/FeatureFlag.patch

@@ -0,0 +1,11 @@
+--- a/net/minecraft/world/flag/FeatureFlag.java
++++ b/net/minecraft/world/flag/FeatureFlag.java
+@@ -2,7 +2,7 @@
+ 
+ public class FeatureFlag {
+ 
+-    final FeatureFlagUniverse universe;
++    public final FeatureFlagUniverse universe; // PAIL public
+     final long mask;
+ 
+     FeatureFlag(FeatureFlagUniverse featureflaguniverse, int i) {

paper-server/nms-patches/net/minecraft/world/flag/FeatureFlagRegistry.patch

@@ -0,0 +1,11 @@
+--- a/net/minecraft/world/flag/FeatureFlagRegistry.java
++++ b/net/minecraft/world/flag/FeatureFlagRegistry.java
+@@ -20,7 +20,7 @@
+ 
+     private static final Logger LOGGER = LogUtils.getLogger();
+     private final FeatureFlagUniverse universe;
+-    private final Map<MinecraftKey, FeatureFlag> names;
++    public final Map<MinecraftKey, FeatureFlag> names; // PAIL public
+     private final FeatureFlagSet allFlags;
+ 
+     FeatureFlagRegistry(FeatureFlagUniverse featureflaguniverse, FeatureFlagSet featureflagset, Map<MinecraftKey, FeatureFlag> map) {