Fixed typo in remarks.

Renci.SshClient/Renci.SshNet/SshClient.cs

@@ -207,7 +207,7 @@ namespace Renci.SshNet
         /// <param name="commandText">The command text.</param>
         /// <param name="encoding">The encoding to use for results.</param>
         /// <returns><see cref="SshCommand"/> object which uses specified encoding.</returns>
-        /// <remarks>TThis method will change current default encoding.</remarks>
+        /// <remarks>This method will change current default encoding.</remarks>
         /// <exception cref="SshConnectionException">Client is not connected.</exception>
         /// <exception cref="ArgumentNullException"><paramref name="commandText"/> or <paramref name="encoding"/> is null.</exception>
         public SshCommand CreateCommand(string commandText, Encoding encoding)