Made API models internal. Removed Discord.Net.API.

src/Discord.Net.Rest/API/Rest/GetGuildPruneCountResponse.cs

@@ -0,0 +1,11 @@
+#pragma warning disable CS1591
+using Newtonsoft.Json;
+
+namespace Discord.API.Rest
+{
+    internal class GetGuildPruneCountResponse
+    {
+        [JsonProperty("pruned")]
+        public int Pruned { get; set; }
+    }
+}