Add usesPurpurClient to API (#598)

patches/api/0049-Add-usesPurpurClient-to-Purpur-API.patch

@@ -0,0 +1,24 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Fredthedoggy <45927799+fredthedoggy@users.noreply.github.com>
+Date: Thu, 19 Aug 2021 20:04:18 -0400
+Subject: [PATCH] Add usesPurpurClient() to Purpur-API
+
+
+diff --git a/src/main/java/org/bukkit/entity/Player.java b/src/main/java/org/bukkit/entity/Player.java
+index 42c9911885b1323032cc14c737c562695692744c..2303dea99e6243443a7c0a33f72892eedc118e2c 100644
+--- a/src/main/java/org/bukkit/entity/Player.java
++++ b/src/main/java/org/bukkit/entity/Player.java
+@@ -2442,5 +2442,13 @@ public interface Player extends HumanEntity, Conversable, OfflinePlayer, PluginM
+      * @return True if fall damage is enabled when {@link #getAllowFlight()} is true
+      */
+     public boolean hasFlyingFallDamage();
++
++    /**
++     * Allows you to get if player uses Purpur Client
++     *
++     * @return True if Player uses Purpur Client
++     */
++    public boolean usesPurpurClient();
++
+     // Purpur end
+ }