Added Copyright message to the code behind file.

Examples/HandleEncoding/FixEncodingErrors/Script.usql.cs

@@ -1,4 +1,24 @@
-using Microsoft.Analytics.Interfaces;
+//
+// Copyright (c) Microsoft and contributors.  All rights reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//   http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+//
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+//
+// History
+// =======
+// 2015-01 * Michael Z. Kadaner : original version.
+//
+using Microsoft.Analytics.Interfaces;
 using System;
 using System.Collections.Generic;
 using System.IO;