Upgrade Java SDK to spec 1.16.3

Author: VRCCat

build.gradle

@@ -4,7 +4,7 @@ apply plugin: 'java'
 apply plugin: 'com.diffplug.spotless'
 
 group = 'io.github.vrchatapi'
-version = '1.16.2'
+version = '1.16.3'
 
 buildscript {
     repositories {

build.sbt

@@ -2,7 +2,7 @@ lazy val root = (project in file(".")).
   settings(
     organization := "io.github.vrchatapi",
     name := "vrchatapi",
-    version := "1.16.2",
+    version := "1.16.3",
     scalaVersion := "2.11.4",
     scalacOptions ++= Seq("-feature"),
     javacOptions in compile ++= Seq("-Xlint:deprecation"),

docs/LimitedUser.md

@@ -9,19 +9,19 @@
 | Name | Type | Description | Notes |
 |------------ | ------------- | ------------- | -------------|
 |**bio** | **String** |  |  [optional] |
-|**currentAvatarImageUrl** | **String** | When profilePicOverride is not empty, use it instead. |  |
-|**currentAvatarThumbnailImageUrl** | **String** | When profilePicOverride is not empty, use it instead. |  |
+|**currentAvatarImageUrl** | **String** | When profilePicOverride is not empty, use it instead. |  [optional] |
+|**currentAvatarThumbnailImageUrl** | **String** | When profilePicOverride is not empty, use it instead. |  [optional] |
 |**developerType** | **DeveloperType** |  |  |
 |**displayName** | **String** |  |  |
 |**fallbackAvatar** | **String** |  |  [optional] |
 |**id** | **String** | A users unique ID, usually in the form of `usr_c1644b5b-3ca4-45b4-97c6-a2a0de70d469`. Legacy players can have old IDs in the form of `8JoV9XEdpo`. The ID can never be changed. |  |
 |**isFriend** | **Boolean** |  |  |
 |**lastPlatform** | **String** | This can be `standalonewindows` or `android`, but can also pretty much be any random Unity verison such as `2019.2.4-801-Release` or `2019.2.2-772-Release` or even `unknownplatform`. |  |
-|**profilePicOverride** | **String** |  |  |
+|**profilePicOverride** | **String** |  |  [optional] |
 |**status** | **UserStatus** |  |  |
 |**statusDescription** | **String** |  |  |
 |**tags** | **List<String>** | <- Always empty. |  |
-|**userIcon** | **String** |  |  |
+|**userIcon** | **String** |  |  [optional] |
 |**username** | **String** | -| **DEPRECATED:** VRChat API no longer return usernames of other users. [See issue by Tupper for more information](https://github.com/pypy-vrc/VRCX/issues/429). |  [optional] |
 |**location** | **String** |  |  [optional] |
 |**friendKey** | **String** |  |  [optional] |

docs/NotificationType.md

@@ -11,6 +11,8 @@
 
 * `INVITERESPONSE` (value: `"inviteResponse"`)
 
+* `MESSAGE` (value: `"message"`)
+
 * `REQUESTINVITE` (value: `"requestInvite"`)
 
 * `REQUESTINVITERESPONSE` (value: `"requestInviteResponse"`)