Rewrote most of the library

Sources/MpcNET/Commands/Playlist/LoadCommand.cs

@@ -0,0 +1,30 @@
+// --------------------------------------------------------------------------------------------------------------------
+// <copyright file="LoadCommand.cs" company="Hukano">
+// Copyright (c) Hukano. All rights reserved.
+// Licensed under the MIT license. See LICENSE file in the project root for full license information.
+// </copyright>
+// --------------------------------------------------------------------------------------------------------------------
+namespace MpcNET.Commands.Playlist
+{
+    using System.Collections.Generic;
+
+    /// <summary>
+    /// Loads the playlist into the current queue.
+    /// </summary>
+    internal class LoadCommand : IMpcCommand<string>
+    {
+        private readonly string playlistName;
+
+        public LoadCommand(string playlistName)
+        {
+            this.playlistName = playlistName;
+        }
+
+        public string Serialize() => string.Join(" ", "load", $"\"{this.playlistName}\"");
+
+        public string Deserialize(IReadOnlyList<KeyValuePair<string, string>> response)
+        {
+            return string.Join(", ", response);
+        }
+    }
+}