PacketManager cleanup and unregister method

src/main/java/me/purplex/packetevents/events/eventmanager/PacketEventManager.java

@@ -9,11 +9,11 @@ import java.util.LinkedList;
 
 public interface PacketEventManager {
     public LinkedList<PacketListener> packetListeners = new LinkedList<>();
-    public LinkedList<PacketReceiveEvent> packetReiveEvents = new LinkedList<>();
     public void callPacketReceiveEvent(PacketReceiveEvent e);
     public void callPacketSendEvent(PacketSendEvent e);
 
     public void registerPacketListener(PacketListener e);
+    public void unregisterPacketListener(PacketListener e);
 
     public void callServerTickEvent(ServerTickEvent e);
 

src/main/java/me/purplex/packetevents/events/manager/PacketManager.java

@@ -52,6 +52,12 @@ public class PacketManager implements PacketEventManager {
         this.packetListeners.add(e);
     }
 
+    @Override
+    public void unregisterPacketListener(PacketListener e) {
+        this.packetListeners.remove(e);
+    }
+
+
     @Override
     public void callServerTickEvent(ServerTickEvent e) {
         for (PacketListener listener : this.packetListeners) {