Upgraded SignalR to 1.2.2

src/Microsoft.AspNet.SignalR.Core/Infrastructure/BinaryTextWriter.cs

@@ -0,0 +1,34 @@
+using System;
+using Microsoft.AspNet.SignalR.Hosting;
+
+namespace Microsoft.AspNet.SignalR.Infrastructure
+{
+    /// <summary>
+    /// A buffering text writer that supports writing binary directly as well
+    /// </summary>
+    internal unsafe class BinaryTextWriter : BufferTextWriter, IBinaryWriter
+    {
+        public BinaryTextWriter(IResponse response) :
+            base((data, state) => ((IResponse)state).Write(data), response, reuseBuffers: true, bufferSize: 128)
+        {
+
+        }
+
+        public BinaryTextWriter(IWebSocket socket) :
+            base((data, state) => ((IWebSocket)state).SendChunk(data), socket, reuseBuffers: false, bufferSize: 1024)
+        {
+
+        }
+
+
+        public BinaryTextWriter(Action<ArraySegment<byte>, object> write, object state, bool reuseBuffers, int bufferSize) :
+            base(write, state, reuseBuffers, bufferSize)
+        {
+        }
+
+        public void Write(ArraySegment<byte> data)
+        {
+            Writer.Write(data);
+        }
+    }
+}