remove api that was scheduled for removal

patches/api/0141-Expose-attack-cooldown-methods-for-Player.patch

@@ -0,0 +1,39 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: BillyGalbreath <Blake.Galbreath@GMail.com>
+Date: Tue, 4 Sep 2018 15:01:54 -0500
+Subject: [PATCH] Expose attack cooldown methods for Player
+
+
+diff --git a/src/main/java/org/bukkit/entity/Player.java b/src/main/java/org/bukkit/entity/Player.java
+index 8a0e8447a7c5241a53ae933229f369bf93300c72..dc9829ab0f4efcf9534f1b2d4a2e48ea49e8d372 100644
+--- a/src/main/java/org/bukkit/entity/Player.java
++++ b/src/main/java/org/bukkit/entity/Player.java
+@@ -3316,6 +3316,28 @@ public interface Player extends HumanEntity, Conversable, OfflinePlayer, PluginM
+     void setPlayerProfile(com.destroystokyo.paper.profile.@NotNull PlayerProfile profile);
+     // Paper end - Player Profile API
+ 
++    // Paper start - attack cooldown API
++    /**
++     * Returns the amount of ticks the current cooldown lasts
++     *
++     * @return Amount of ticks cooldown will last
++     */
++    float getCooldownPeriod();
++
++    /**
++     * Returns the percentage of attack power available based on the cooldown (zero to one).
++     *
++     * @param adjustTicks Amount of ticks to add to cooldown counter for this calculation
++     * @return Percentage of attack power available
++     */
++    float getCooledAttackStrength(float adjustTicks);
++
++    /**
++     * Reset the cooldown counter to 0, effectively starting the cooldown period.
++     */
++    void resetCooldown();
++    // Paper end - attack cooldown API
++
+     // Spigot start
+     public class Spigot extends Entity.Spigot {
+