[ReviewRequired] Adding License files for MXNet Dockerfiles. (apache#…

…9500)

* License to dockerfiles

* Remove Apache License from Scala Dockerfile

* Addded the docker/dockerfiles to whitelist because teh script adds license header to the scala dockerfile

docker/Dockerfiles/Dockerfile.in.scala

@@ -1,22 +1,3 @@
-/*
- * 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.
- */
-
 # -*- mode: dockerfile -*-
 # part of the dockerfile to install the scala binding
 

docker/Dockerfiles/License.md

@@ -0,0 +1,20 @@
+## Dockerfiles License
+
+### All Dockerfiles in this directory are provided under an Apache 2.0 license. 
+
+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.

docker_multiarch/License.md

@@ -0,0 +1,20 @@
+## Dockerfiles License
+
+### All Dockerfiles in this directory are provided under an Apache 2.0 license. 
+
+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.

tools/license_header.py

@@ -57,6 +57,7 @@
 # the folders or files that will be ignored
 _WHITE_LIST = ['R-package/',
                'cub/',
+               'docker/Dockerfiles',
                'dlpack/',
                'dmlc-core/',
                'mshadow/',