chore: increment package versions for NGO 1.0.0-pre.4 and update chan…

…gelogs (Unity-Technologies#1563)

CHANGELOG.md

@@ -6,7 +6,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
 
 Additional documentation and release notes are available at [Multiplayer Documentation](https://docs-multiplayer.unity3d.com).
 
-## [Unreleased]
+## [1.0.0-pre.4] - 2021-01-04
 
 ### Added
 
@@ -18,7 +18,6 @@ Additional documentation and release notes are available at [Multiplayer Documen
 - Removed `FixedQueue`, `StreamExtensions`, `TypeExtensions` (#1398)
 
 ### Fixed
-
 - Fixed in-scene NetworkObjects that are moved into the DDOL scene not getting restored to their original active state (enabled/disabled) after a full scene transition (#1354)
 - Fixed invalid IL code being generated when using `this` instead of `this ref` for the FastBufferReader/FastBufferWriter parameter of an extension method. (#1393)
 - Fixed an issue where if you are running as a server (not host) the LoadEventCompleted and UnloadEventCompleted events would fire early by the NetworkSceneManager (#1379)
@@ -29,13 +28,12 @@ Additional documentation and release notes are available at [Multiplayer Documen
 - Fixed NetworkObjects not being despawned before they are destroyed during shutdown for client, host, and server instances. (#1390)
 - Fixed KeyNotFound exception when removing ownership of a newly spawned NetworkObject that is already owned by the server. (#1500)
 - Fixed NetworkManager.LocalClient not being set when starting as a host. (#1511)
+- Fixed a few memory leak cases when shutting down NetworkManager during Incoming Message Queue processing. (#1323)
 
 ### Changed
-
 - The SDK no longer limits message size to 64k. (The transport may still impose its own limits, but the SDK no longer does.) (#1384)
 - Updated com.unity.collections to 1.1.0 (#1451)
 
-
 ## [1.0.0-pre.3] - 2021-10-22
 
 ### Added

package.json

@@ -2,7 +2,7 @@
     "name": "com.unity.netcode.gameobjects",
     "displayName": "Netcode for GameObjects",
     "description": "Netcode for GameObjects is a high-level netcode SDK that provides networking capabilities to GameObject/MonoBehaviour workflows within Unity and sits on top of underlying transport layer.",
-    "version": "1.0.0-pre.3",
+    "version": "1.0.0-pre.4",
     "unity": "2020.3",
     "dependencies": {
         "com.unity.modules.animation": "1.0.0",