Help POST learn about 2fa codes

Octokit/Http/Connection.cs

@@ -192,6 +192,27 @@ namespace Octokit
             return SendData<T>(uri, HttpMethod.Post, body, accepts, contentType, CancellationToken.None);
         }
 
+        /// <summary>
+        /// Performs an asynchronous HTTP POST request.
+        /// Attempts to map the response body to an object of type <typeparamref name="T"/>
+        /// </summary>
+        /// <typeparam name="T">The type to map the response to</typeparam>
+        /// <param name="uri">URI endpoint to send request to</param>
+        /// <param name="body">The object to serialize as the body of the request</param>
+        /// <param name="accepts">Specifies accepted response media types.</param>
+        /// <param name="contentType">Specifies the media type of the request body</param>
+        /// <param name="twoFactorAuthenticationCode">Two Factor Authentication Code</param>
+        /// <returns><seealso cref="IResponse"/> representing the received HTTP response</returns>
+        public Task<IApiResponse<T>> Post<T>(Uri uri, object body, string accepts, string contentType, string twoFactorAuthenticationCode)
+        {
+            Ensure.ArgumentNotNull(uri, "uri");
+            Ensure.ArgumentNotNull(body, "body");
+            Ensure.ArgumentNotNullOrEmptyString(twoFactorAuthenticationCode, "twoFactorAuthenticationCode");
+
+            return SendData<T>(uri, HttpMethod.Post, body, accepts, contentType, CancellationToken.None, twoFactorAuthenticationCode);
+
+        }
+
         public Task<IApiResponse<T>> Post<T>(Uri uri, object body, string accepts, string contentType, TimeSpan timeout)
         {
             Ensure.ArgumentNotNull(uri, "uri");