Rename getOwnerUUID to Tameable#getOwnerUniqueId for consistency

for the @kashike, thanks for adding a server diff to use this name!

Spigot-API-Patches/0088-Tameable-getOwnerUniqueId-API.patch

@@ -1,15 +1,13 @@
-From 1b21a306325785672427eff46c73ddc51a8275db Mon Sep 17 00:00:00 2001
+From d3a0a6fbeca31ad336ecf6c6939d021161e0edad Mon Sep 17 00:00:00 2001
 From: Aikar <aikar@aikar.co>
 Date: Sat, 24 Feb 2018 00:55:52 -0500
-Subject: [PATCH] Tameable#getOwnerUUID API
+Subject: [PATCH] Tameable#getOwnerUniqueId API
 
 This is faster if all you need is the UUID, as .getOwner() will cause
 an OfflinePlayer to be loaded from disk.
 
-This method is already implemented on the server, just needed to expose it.
-
 diff --git a/src/main/java/org/bukkit/entity/Tameable.java b/src/main/java/org/bukkit/entity/Tameable.java
-index 44497aa3..447628a8 100644
+index 44497aa3..0987c1e8 100644
 --- a/src/main/java/org/bukkit/entity/Tameable.java
 +++ b/src/main/java/org/bukkit/entity/Tameable.java
 @@ -23,9 +23,21 @@ public interface Tameable extends Entity {
@@ -22,13 +20,13 @@ index 44497aa3..447628a8 100644
 +     *
 +     * @return the owners UUID, or null if not owned
 +     */
-+    public java.util.UUID getOwnerUUID();
++    public java.util.UUID getOwnerUniqueId();
 +    // Paper end
 +
      /**
       * Gets the current owning AnimalTamer
       *
-+     * @see #getOwnerUUID() Recommended to use UUID version instead of this for performance.
++     * @see #getOwnerUniqueId() Recommended to use UUID version instead of this for performance.
 +     * This method will cause OfflinePlayer to be loaded from disk if the owner is not online.
 +     *
       * @return the owning AnimalTamer, or null if not owned