add missing license headers (#117)

diff --git a/ansible/environments/local/group_vars/all b/ansible/environments/local/group_vars/all
index ca6c049..e071694 100644
--- a/ansible/environments/local/group_vars/all
+++ b/ansible/environments/local/group_vars/all
@@ -1,5 +1,19 @@
-# Licensed to the Apache Software Foundation (ASF) under one or more contributor
-# license agreements; and to You under the Apache License, Version 2.0.
+#
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You 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.
+#
 
 whisk_version_name: local
 openwhisk_tmp_dir: "{{ lookup('env', 'OPENWHISK_TMP_DIR')|default('/tmp', true) }}"
diff --git a/ansible/environments/local/hosts b/ansible/environments/local/hosts
index 4715e55..7ee31f2 100644
--- a/ansible/environments/local/hosts
+++ b/ansible/environments/local/hosts
@@ -1,3 +1,20 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You 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.
+#
+
 ; the first parameter in a host is the inventory_hostname
 
 ; used for local actions only
diff --git a/examples/swift-main-single/Makefile b/examples/swift-main-single/Makefile
index 83950ca..effd9c4 100644
--- a/examples/swift-main-single/Makefile
+++ b/examples/swift-main-single/Makefile
@@ -1,3 +1,20 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You 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.
+#
+
 OW_USER?=whisk
 OW_RUNTIME?=$(OW_USER)/action-swift-v4.2
 OW_COMPILER?=$(OW_USER)/action-swift-v4.2
diff --git a/examples/swift-main-zip/Makefile b/examples/swift-main-zip/Makefile
index 2f05476..c0feef5 100644
--- a/examples/swift-main-zip/Makefile
+++ b/examples/swift-main-zip/Makefile
@@ -1,3 +1,20 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You 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.
+#
+
 OW_USER?=whisk
 OW_RUNTIME?=$(OW_USER)/action-swift-v4.2
 OW_COMPILER?=$(OW_USER)/action-swift-v4.2
@@ -36,4 +53,4 @@
 	$(WSK) package update $(PACKAGE)
 	touch package.done
 
-.PHONY: deploy devel test clean
\ No newline at end of file
+.PHONY: deploy devel test clean
diff --git a/tests/dat/actions/Makefile b/tests/dat/actions/Makefile
index 0710c7b..209265a 100644
--- a/tests/dat/actions/Makefile
+++ b/tests/dat/actions/Makefile
@@ -1,3 +1,20 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You 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.
+#
+
 OW_USER?=whisk
 OW_COMPILER?=$(OW_USER)/action-swift-v4.2
 OUT?=../../build/swift4.2
@@ -39,4 +56,4 @@
 
 all: Hello HelloCodable Swifty SwiftyCodable Hello5 HelloCodable5 Swifty5 SwiftyCodable5
 
-.PHONY: Hello HelloCodable Swifty SwiftyCodable Hello5 HelloCodable5 Swifty5 SwiftyCodable5
\ No newline at end of file
+.PHONY: Hello HelloCodable Swifty SwiftyCodable Hello5 HelloCodable5 Swifty5 SwiftyCodable5