Added a Rest property to DiscordShardedClient

src/Discord.Net.WebSocket/DiscordShardedClient.cs

@@ -37,6 +37,11 @@ namespace Discord.WebSocket
         /// <inheritdoc />
         public override IReadOnlyCollection<RestVoiceRegion> VoiceRegions => _shards[0].VoiceRegions;
 
+        /// <summary>
+        ///     Provides access to a REST-only client with a shared state from this client.
+        /// </summary>
+        public DiscordSocketRestClient Rest => _shards[0].Rest;
+
         /// <summary> Creates a new REST/WebSocket Discord client. </summary>
         public DiscordShardedClient() : this(null, new DiscordSocketConfig()) { }
         /// <summary> Creates a new REST/WebSocket Discord client. </summary>