Remove RPC from main distribution (#925)

experiment/Discord.Net.Rpc/API/Rpc/AuthenticateResponse.cs

@@ -0,0 +1,18 @@
+#pragma warning disable CS1591
+using Newtonsoft.Json;
+using System;
+
+namespace Discord.API.Rpc
+{
+    internal class AuthenticateResponse
+    {
+        [JsonProperty("application")]
+        public Application Application { get; set; }
+        [JsonProperty("expires")]
+        public DateTimeOffset Expires { get; set; }
+        [JsonProperty("user")]
+        public User User { get; set; }
+        [JsonProperty("scopes")]
+        public string[] Scopes { get; set; }
+    }
+}