Add missing copyright license headers

We're working on adding enforcement that things have appropriate
copyright license headers. In anticipation of that, fix the files that don't
have them.

Change-Id: Ie0a9fd5eece5b6671ff4389b07b69ca29be7d017

1 files changed, 12 insertions, 0 deletions

diff --git a/bin/swift-form-signature b/bin/swift-form-signature
index 08a5adce5..91c76699f 100755
--- a/bin/swift-form-signature
+++ b/bin/swift-form-signature
@@ -1,4 +1,16 @@
 #!/usr/bin/env python
+# 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.
 
 import hmac
 from hashlib import sha1