Update to Minecraft 1.9.2

By: Thinkofname <thinkofdeath@spigotmc.org>

paper-server/src/main/java/org/bukkit/craftbukkit/CraftSound.java

@@ -424,6 +424,7 @@ public enum CraftSound {
     ITEM_BUCKET_FILL("item.bucket.fill"),
     ITEM_BUCKET_FILL_LAVA("item.bucket.fill_lava"),
     ITEM_CHORUS_FRUIT_TELEPORT("item.chorus_fruit.teleport"),
+    ITEM_ELYTRA_FLYING("item.elytra.flying"),
     ITEM_FIRECHARGE_USE("item.firecharge.use"),
     ITEM_FLINTANDSTEEL_USE("item.flintandsteel.use"),
     ITEM_HOE_TILL("item.hoe.till"),

paper-server/src/main/java/org/bukkit/craftbukkit/inventory/CraftItemFactory.java

@@ -22,6 +22,7 @@ public final class CraftItemFactory implements ItemFactory {
         ConfigurationSerialization.registerClass(CraftMetaItem.SerializableMeta.class);
         KNOWN_NBT_ATTRIBUTE_NAMES = ImmutableSet.<String>builder()
             .add("generic.armor")
+            .add("generic.armorToughness")
             .add("generic.attackDamage")
             .add("generic.followRange")
             .add("generic.knockbackResistance")