Server Commands and Remote Commands are now Cancellable.

By: Matt <mattbdev@outlook.com>

paper-server/nms-patches/DedicatedServer.patch

@@ -178,7 +178,7 @@
          }
  
      }
-@@ -491,13 +564,57 @@
+@@ -491,13 +564,60 @@
      }
  
      public String getPlugins() {
@@ -223,6 +223,9 @@
 +                // Event changes start
 +                RemoteServerCommandEvent event = new RemoteServerCommandEvent(remoteConsole, s);
 +                server.getPluginManager().callEvent(event);
++                if (event.isCancelled()) {
++                    return null;
++                }
 +                // Event change end
 +                ServerCommand serverCommand = new ServerCommand(event.getCommand(), RemoteControlCommandListener.getInstance());
 +                server.dispatchServerCommand(remoteConsole, serverCommand);