[MINOR] Add license and exclude file end with sdl.

Add license and exclude file end with sdl.

Author: chitin <chitin1027@gmail.com>

Closes #921 from chitin/fix998.
diff --git a/eagle-external/eagle-cdh/README.md b/eagle-external/eagle-cdh/README.md
index d626aa4..b21e93a 100644
--- a/eagle-external/eagle-cdh/README.md
+++ b/eagle-external/eagle-cdh/README.md
@@ -1,3 +1,22 @@
+<!--
+{% comment %}
+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.
+{% endcomment %}
+-->
+
 EAGLE Parcel and CSD for Cloudera's CDH 5
 =============
 This Eagle Parcel and CSD greatly simplifies setting up a Eagle cluster on your Cloudera cluster.
diff --git a/eagle-external/eagle-cdh/assembly.xml b/eagle-external/eagle-cdh/assembly.xml
index 5eb9daf..523d9b0 100644
--- a/eagle-external/eagle-cdh/assembly.xml
+++ b/eagle-external/eagle-cdh/assembly.xml
@@ -1,23 +1,19 @@
-<!-- 
-# Copyright (c) 2015 Rakuten Marketing, LLC
-# Licensed to Rakuten Marketing, LLC under one
-# or more contributor license agreements.  See the NOTICE file
-# distributed with this work for additional information
-# regarding copyright ownership.  Rakuten Marketing 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.
-#
-# Author: Aiman Najjar <aiman.najjar@rakuten.com>
--->
+<!--
+  ~ 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.
+  -->
 <assembly>
     <id>assemble</id>
     <formats>
diff --git a/eagle-external/eagle-cdh/src/scripts/control.sh b/eagle-external/eagle-cdh/src/scripts/control.sh
index ad4230c..c7e82c6 100644
--- a/eagle-external/eagle-cdh/src/scripts/control.sh
+++ b/eagle-external/eagle-cdh/src/scripts/control.sh
@@ -1,5 +1,4 @@
 #!/bin/bash
-
 # 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.
diff --git a/pom.xml b/pom.xml
index 5115602..f463221 100755
--- a/pom.xml
+++ b/pom.xml
@@ -1323,6 +1323,7 @@
                                 <!-- Java Object serial file -->
                                 <exclude>**/test/resources/appinfobyteint</exclude>
                                 <exclude>**/test/resources/appinfobytelong</exclude>
+                                <exclude>*.sdl</exclude>
                             </excludes>
                         </configuration>
                     </execution>