Add copyright header to that source files that don’t have one.

See #1646

1 files changed, 13 insertions, 0 deletions

diff --git a/utils/utils.go b/utils/utils.go
index 7bb9e5852..3977a0e62 100644
--- a/utils/utils.go
+++ b/utils/utils.go
@@ -1,3 +1,16 @@
+// Copyright 2015 The Hugo Authors. 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.
+
 package utils
 
 import (